74911946 has 16 divisors (see below), whose sum is σ = 120290400. Its totient is φ = 34882128.

The previous prime is 74911933. The next prime is 74911951. The reversal of 74911946 is 64911947.

It is a super-2 number, since 2×74911946² = 11223599307013832, which contains 22 as substring.

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, 14465 + ... + 18948.

It is an arithmetic number, because the mean of its divisors is an integer number (7518150).

Almost surely, 2^74911946 is an apocalyptic number.

74911946 is a deficient number, since it is larger than the sum of its proper divisors (45378454).

74911946 is a wasteful number, since it uses less digits than its factorization.

74911946 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 33493.

The product of its digits is 54432, while the sum is 41.

The square root of 74911946 is about 8655.1687447444. The cubic root of 74911946 is about 421.5512288651.

Subtracting from 74911946 its reverse (64911947), we obtain a palindrome (9999999).

It can be divided in two parts, 74911 and 946, that added together give a palindrome (75857).

The spelling of 74911946 in words is "seventy-four million, nine hundred eleven thousand, nine hundred forty-six".