74964446 has 4 divisors (see below), whose sum is σ = 112446672. Its totient is φ = 37482222.

The previous prime is 74964401. The next prime is 74964451. The reversal of 74964446 is 64446947.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 64446947 = 89 ⋅724123.

It is a plaindrome in base 16.

It is a junction number, because it is equal to n+sod(n) for n = 74964397 and 74964406.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 18741110 + ... + 18741113.

It is an arithmetic number, because the mean of its divisors is an integer number (28111668).

Almost surely, 2^74964446 is an apocalyptic number.

74964446 is a deficient number, since it is larger than the sum of its proper divisors (37482226).

74964446 is a wasteful number, since it uses less digits than its factorization.

74964446 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 37482225.

The product of its digits is 580608, while the sum is 44.

The square root of 74964446 is about 8658.2010833660. The cubic root of 74964446 is about 421.6496834403.

The spelling of 74964446 in words is "seventy-four million, nine hundred sixty-four thousand, four hundred forty-six".