37222416 has 200 divisors, whose sum is σ = 134675904. Its totient is φ = 9642240.

The previous prime is 37222403. The next prime is 37222417. The reversal of 37222416 is 61422273.

It is a hoax number, since the sum of its digits (27) coincides with the sum of the digits of its distinct prime factors.

It is a Harshad number since it is a multiple of its sum of digits (27).

It is a nude number because it is divisible by every one of its digits.

It is a self number, because there is not a number n which added to its sum of digits gives 37222416.

It is not an unprimeable number, because it can be changed into a prime (37222417) by changing a digit.

It is a polite number, since it can be written in 39 ways as a sum of consecutive naturals, for example, 99606 + ... + 99978.

Almost surely, 2^37222416 is an apocalyptic number.

37222416 is a gapful number since it is divisible by the number (36) formed by its first and last digit.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 37222416, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (67337952).

37222416 is an abundant number, since it is smaller than the sum of its proper divisors (97453488).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

37222416 is a wasteful number, since it uses less digits than its factorization.

37222416 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 411 (or 396 counting only the distinct ones).

The product of its digits is 4032, while the sum is 27.

The square root of 37222416 is about 6101.0176200368. The cubic root of 37222416 is about 333.8885449290. Note that the first 3 decimals are identical.

Adding to 37222416 its reverse (61422273), we get a palindrome (98644689).

The spelling of 37222416 in words is "thirty-seven million, two hundred twenty-two thousand, four hundred sixteen".