73772394 has 8 divisors (see below), whose sum is σ = 147544800. Its totient is φ = 24590796.

The previous prime is 73772393. The next prime is 73772423. The reversal of 73772394 is 49327737.

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

73772394 is an admirable number.

It is a super-2 number, since 2×73772394² = 10884732232982472, which contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (73772393) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 6147694 + ... + 6147705.

It is an arithmetic number, because the mean of its divisors is an integer number (18443100).

Almost surely, 2^73772394 is an apocalyptic number.

73772394 is a primitive abundant number, since it is smaller than the sum of its proper divisors, none of which is abundant.

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

73772394 is a wasteful number, since it uses less digits than its factorization.

73772394 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 12295404.

The product of its digits is 222264, while the sum is 42.

The square root of 73772394 is about 8589.0857487861. The cubic root of 73772394 is about 419.4027679299.

The spelling of 73772394 in words is "seventy-three million, seven hundred seventy-two thousand, three hundred ninety-four".