74445084 has 36 divisors (see below), whose sum is σ = 215064304. Its totient is φ = 21269952.

The previous prime is 74445067. The next prime is 74445103. The reversal of 74445084 is 48054447.

It is a tau number, because it is divible by the number of its divisors (36).

It is a Harshad number since it is a multiple of its sum of digits (36).

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 147457 + ... + 147960.

Almost surely, 2^74445084 is an apocalyptic number.

It is an amenable number.

74445084 is an abundant number, since it is smaller than the sum of its proper divisors (140619220).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

74445084 is a wasteful number, since it uses less digits than its factorization.

74445084 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 295434 (or 295429 counting only the distinct ones).

The product of its (nonzero) digits is 71680, while the sum is 36.

The square root of 74445084 is about 8628.1564658970. The cubic root of 74445084 is about 420.6736807419.

The spelling of 74445084 in words is "seventy-four million, four hundred forty-five thousand, eighty-four".