74268542 has 8 divisors (see below), whose sum is σ = 112654800. Its totient is φ = 36716944.

The previous prime is 74268527. The next prime is 74268547. The reversal of 74268542 is 24586247.

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

It is a junction number, because it is equal to n+sod(n) for n = 74268496 and 74268505.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (74268547) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 208442 + ... + 208797.

It is an arithmetic number, because the mean of its divisors is an integer number (14081850).

Almost surely, 2^74268542 is an apocalyptic number.

74268542 is a deficient number, since it is larger than the sum of its proper divisors (38386258).

74268542 is a wasteful number, since it uses less digits than its factorization.

74268542 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 417330.

The product of its digits is 107520, while the sum is 38.

The square root of 74268542 is about 8617.9198186105. The cubic root of 74268542 is about 420.3408834966.

The spelling of 74268542 in words is "seventy-four million, two hundred sixty-eight thousand, five hundred forty-two".