74912403 has 8 divisors (see below), whose sum is σ = 104226048. Its totient is φ = 47770184.

The previous prime is 74912401. The next prime is 74912413. The reversal of 74912403 is 30421947.

It is a happy number.

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 74912403 - 2¹ = 74912401 is a prime.

It is a super-2 number, since 2×74912403² = 11223736246468818, which contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (74912401) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 542775 + ... + 542912.

It is an arithmetic number, because the mean of its divisors is an integer number (13028256).

Almost surely, 2^74912403 is an apocalyptic number.

74912403 is a deficient number, since it is larger than the sum of its proper divisors (29313645).

74912403 is a wasteful number, since it uses less digits than its factorization.

74912403 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1085713.

The product of its (nonzero) digits is 6048, while the sum is 30.

The square root of 74912403 is about 8655.1951451137. The cubic root of 74912403 is about 421.5520860872.

The spelling of 74912403 in words is "seventy-four million, nine hundred twelve thousand, four hundred three".