74343425 has 48 divisors (see below), whose sum is σ = 105326592. Its totient is φ = 51667200.

The previous prime is 74343413. The next prime is 74343433. The reversal of 74343425 is 52434347.

It is not a de Polignac number, because 74343425 - 2⁸ = 74343169 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 74343391 and 74343400.

It is an unprimeable number.

It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 473447 + ... + 473603.

It is an arithmetic number, because the mean of its divisors is an integer number (2194304).

Almost surely, 2^74343425 is an apocalyptic number.

It is an amenable number.

74343425 is a deficient number, since it is larger than the sum of its proper divisors (30983167).

74343425 is a wasteful number, since it uses less digits than its factorization.

74343425 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 258 (or 253 counting only the distinct ones).

The product of its digits is 40320, while the sum is 32.

The square root of 74343425 is about 8622.2633339512. The cubic root of 74343425 is about 420.4821088954.

It can be divided in two parts, 7434342 and 5, that added together give a palindrome (7434347).

The spelling of 74343425 in words is "seventy-four million, three hundred forty-three thousand, four hundred twenty-five".