74924 has 6 divisors (see below), whose sum is σ = 131124. Its totient is φ = 37460.

The previous prime is 74923. The next prime is 74929. The reversal of 74924 is 42947.

It is a super-2 number, since 2×74924² = 11227211552, which contains 22 as substring.

It is a plaindrome in base 9 and base 16.

It is a junction number, because it is equal to n+sod(n) for n = 74893 and 74902.

It is not an unprimeable number, because it can be changed into a prime (74923) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (7) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 9362 + ... + 9369.

It is an arithmetic number, because the mean of its divisors is an integer number (21854).

2⁷⁴⁹²⁴ is an apocalyptic number.

It is an amenable number.

74924 is a deficient number, since it is larger than the sum of its proper divisors (56200).

74924 is a wasteful number, since it uses less digits than its factorization.

74924 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 18735 (or 18733 counting only the distinct ones).

The product of its digits is 2016, while the sum is 26.

The square root of 74924 is about 273.7224872019. The cubic root of 74924 is about 42.1573838103.

The spelling of 74924 in words is "seventy-four thousand, nine hundred twenty-four".