74213775 has 36 divisors (see below), whose sum is σ = 133393000. Its totient is φ = 39441600.

The previous prime is 74213761. The next prime is 74213779. The reversal of 74213775 is 57731247.

It is not a de Polignac number, because 74213775 - 2⁸ = 74213519 is a prime.

Its product of digits (41160) is a multiple of the sum of its prime factors (1176).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (74213779) by changing a digit.

It is a polite number, since it can be written in 35 ways as a sum of consecutive naturals, for example, 111945 + ... + 112605.

Almost surely, 2^74213775 is an apocalyptic number.

74213775 is a gapful number since it is divisible by the number (75) formed by its first and last digit.

74213775 is a deficient number, since it is larger than the sum of its proper divisors (59179225).

74213775 is a wasteful number, since it uses less digits than its factorization.

74213775 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1176 (or 1168 counting only the distinct ones).

The product of its digits is 41160, while the sum is 36.

The square root of 74213775 is about 8614.7417256700. The cubic root of 74213775 is about 420.2375357017.

The spelling of 74213775 in words is "seventy-four million, two hundred thirteen thousand, seven hundred seventy-five".