74868536 has 8 divisors (see below), whose sum is σ = 140378520. Its totient is φ = 37434264.

The previous prime is 74868529. The next prime is 74868553. The reversal of 74868536 is 63586847.

It is a tau number, because it is divible by the number of its divisors (8).

It is a super-3 number, since 3×74868536³ (a number of 25 digits) contains 333 as substring.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 4679276 + ... + 4679291.

It is an arithmetic number, because the mean of its divisors is an integer number (17547315).

Almost surely, 2^74868536 is an apocalyptic number.

It is an amenable number.

74868536 is a deficient number, since it is larger than the sum of its proper divisors (65509984).

74868536 is a wasteful number, since it uses less digits than its factorization.

74868536 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 9358573 (or 9358569 counting only the distinct ones).

The product of its digits is 967680, while the sum is 47.

The square root of 74868536 is about 8652.6606312741. The cubic root of 74868536 is about 421.4697862483.

The spelling of 74868536 in words is "seventy-four million, eight hundred sixty-eight thousand, five hundred thirty-six".