74143056 has 40 divisors (see below), whose sum is σ = 206271520. Its totient is φ = 22813056.

The previous prime is 74143049. The next prime is 74143063. The reversal of 74143056 is 65034147.

It is an interprime number because it is at equal distance from previous prime (74143049) and next prime (74143063).

It is an alternating number because its digits alternate between odd and even.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 58786 + ... + 60033.

It is an arithmetic number, because the mean of its divisors is an integer number (5156788).

Almost surely, 2^74143056 is an apocalyptic number.

It is an amenable number.

74143056 is an abundant number, since it is smaller than the sum of its proper divisors (132128464).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

74143056 is a wasteful number, since it uses less digits than its factorization.

74143056 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 118843 (or 118837 counting only the distinct ones).

The product of its (nonzero) digits is 10080, while the sum is 30.

The square root of 74143056 is about 8610.6362134281. The cubic root of 74143056 is about 420.1040105215.

The spelling of 74143056 in words is "seventy-four million, one hundred forty-three thousand, fifty-six".