73611396 has 96 divisors (see below), whose sum is σ = 207984000. Its totient is φ = 22425984.

The previous prime is 73611379. The next prime is 73611397. The reversal of 73611396 is 69311637.

73611396 is a `hidden beast` number, since 7 + 3 + 611 + 39 + 6 = 666.

It is a Harshad number since it is a multiple of its sum of digits (36).

It is a self number, because there is not a number n which added to its sum of digits gives 73611396.

It is not an unprimeable number, because it can be changed into a prime (73611397) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 58890 + ... + 60126.

It is an arithmetic number, because the mean of its divisors is an integer number (2166500).

Almost surely, 2^73611396 is an apocalyptic number.

73611396 is a gapful number since it is divisible by the number (76) 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 73611396, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (103992000).

73611396 is an abundant number, since it is smaller than the sum of its proper divisors (134372604).

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

73611396 is a wasteful number, since it uses less digits than its factorization.

73611396 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1298 (or 1290 counting only the distinct ones).

The product of its digits is 20412, while the sum is 36.

The square root of 73611396 is about 8579.7083866528. The cubic root of 73611396 is about 419.0974496273.

The spelling of 73611396 in words is "seventy-three million, six hundred eleven thousand, three hundred ninety-six".