74370477 has 16 divisors (see below), whose sum is σ = 103674240. Its totient is φ = 47332032.

The previous prime is 74370473. The next prime is 74370487. The reversal of 74370477 is 77407347.

It is not a de Polignac number, because 74370477 - 2² = 74370473 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (74370473) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 59899 + ... + 61127.

It is an arithmetic number, because the mean of its divisors is an integer number (6479640).

Almost surely, 2^74370477 is an apocalyptic number.

It is an amenable number.

74370477 is a deficient number, since it is larger than the sum of its proper divisors (29303763).

74370477 is a wasteful number, since it uses less digits than its factorization.

74370477 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2132.

The product of its (nonzero) digits is 115248, while the sum is 39.

The square root of 74370477 is about 8623.8319209038. The cubic root of 74370477 is about 420.5331042259.

It can be divided in two parts, 74370 and 477, that added together give a palindrome (74847).

The spelling of 74370477 in words is "seventy-four million, three hundred seventy thousand, four hundred seventy-seven".