37222405 has 8 divisors (see below), whose sum is σ = 48727584. Its totient is φ = 27070800.

The previous prime is 37222403. The next prime is 37222417. The reversal of 37222405 is 50422273.

37222405 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a sphenic number, since it is the product of 3 distinct primes.

It is not a de Polignac number, because 37222405 - 2¹ = 37222403 is a prime.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 37222405.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (37222403) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 338331 + ... + 338440.

It is an arithmetic number, because the mean of its divisors is an integer number (6090948).

Almost surely, 2^37222405 is an apocalyptic number.

It is an amenable number.

37222405 is a deficient number, since it is larger than the sum of its proper divisors (11505179).

37222405 is a wasteful number, since it uses less digits than its factorization.

37222405 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 676787.

The product of its (nonzero) digits is 3360, while the sum is 25.

The square root of 37222405 is about 6101.0167185478. The cubic root of 37222405 is about 333.8885120387. Note that the first 3 decimals are identical.

Adding to 37222405 its reverse (50422273), we get a palindrome (87644678).

The spelling of 37222405 in words is "thirty-seven million, two hundred twenty-two thousand, four hundred five".