74396497 has 8 divisors (see below), whose sum is σ = 87767552. Its totient is φ = 61711200.

The previous prime is 74396489. The next prime is 74396501. The reversal of 74396497 is 79469347.

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

It is a cyclic number.

It is not a de Polignac number, because 74396497 - 2³ = 74396489 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 74396497.

It is not an unprimeable number, because it can be changed into a prime (74396447) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 171204 + ... + 171637.

It is an arithmetic number, because the mean of its divisors is an integer number (10970944).

Almost surely, 2^74396497 is an apocalyptic number.

It is an amenable number.

74396497 is a deficient number, since it is larger than the sum of its proper divisors (13371055).

74396497 is a wasteful number, since it uses less digits than its factorization.

74396497 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 342879.

The product of its digits is 1143072, while the sum is 49.

The square root of 74396497 is about 8625.3403990799. The cubic root of 74396497 is about 420.5821424820.

The spelling of 74396497 in words is "seventy-four million, three hundred ninety-six thousand, four hundred ninety-seven".