74442464 has 12 divisors (see below), whose sum is σ = 146558664. Its totient is φ = 37221216.

The previous prime is 74442463. The next prime is 74442469. The reversal of 74442464 is 46424447.

It is a Smith number, since the sum of its digits (35) coincides with the sum of the digits of its prime factors.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (74442463) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1163132 + ... + 1163195.

It is an arithmetic number, because the mean of its divisors is an integer number (12213222).

Almost surely, 2^74442464 is an apocalyptic number.

It is an amenable number.

74442464 is a deficient number, since it is larger than the sum of its proper divisors (72116200).

74442464 is a wasteful number, since it uses less digits than its factorization.

74442464 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2326337 (or 2326329 counting only the distinct ones).

The product of its digits is 86016, while the sum is 35.

The square root of 74442464 is about 8628.0046360674. The cubic root of 74442464 is about 420.6687456591.

The spelling of 74442464 in words is "seventy-four million, four hundred forty-two thousand, four hundred sixty-four".