74470377 has 16 divisors (see below), whose sum is σ = 101120000. Its totient is φ = 48741264.

The previous prime is 74470373. The next prime is 74470393. The reversal of 74470377 is 77307447.

It is not a de Polignac number, because 74470377 - 2² = 74470373 is a prime.

It is not an unprimeable number, because it can be changed into a prime (74470373) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 46374 + ... + 47952.

It is an arithmetic number, because the mean of its divisors is an integer number (6320000).

Almost surely, 2^74470377 is an apocalyptic number.

It is an amenable number.

74470377 is a deficient number, since it is larger than the sum of its proper divisors (26649623).

74470377 is a wasteful number, since it uses less digits than its factorization.

74470377 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1860.

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

The square root of 74470377 is about 8629.6220658845. The cubic root of 74470377 is about 420.7213171743.

It can be divided in two parts, 74470 and 377, that added together give a palindrome (74847).

The spelling of 74470377 in words is "seventy-four million, four hundred seventy thousand, three hundred seventy-seven".