74459797 has 8 divisors (see below), whose sum is σ = 76317696. Its totient is φ = 72613392.

The previous prime is 74459783. The next prime is 74459807. The reversal of 74459797 is 79795447.

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 74459797 - 2⁷ = 74459669 is a prime.

It is a super-2 number, since 2×74459797² = 11088522738562418, which contains 22 as substring.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (74459747) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 11068 + ... + 16474.

It is an arithmetic number, because the mean of its divisors is an integer number (9539712).

Almost surely, 2^74459797 is an apocalyptic number.

It is an amenable number.

74459797 is a deficient number, since it is larger than the sum of its proper divisors (1857899).

74459797 is a wasteful number, since it uses less digits than its factorization.

74459797 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 5747.

The product of its digits is 2222640, while the sum is 52.

The square root of 74459797 is about 8629.0090392814. The cubic root of 74459797 is about 420.7013922837.

The spelling of 74459797 in words is "seventy-four million, four hundred fifty-nine thousand, seven hundred ninety-seven".