74484534 has 16 divisors (see below), whose sum is σ = 155446272. Its totient is φ = 23748648.

The previous prime is 74484523. The next prime is 74484563. The reversal of 74484534 is 43548447.

It is a Curzon number.

It is a junction number, because it is equal to n+sod(n) for n = 74484492 and 74484501.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 269734 + ... + 270009.

It is an arithmetic number, because the mean of its divisors is an integer number (9715392).

Almost surely, 2^74484534 is an apocalyptic number.

74484534 is an abundant number, since it is smaller than the sum of its proper divisors (80961738).

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

74484534 is a wasteful number, since it uses less digits than its factorization.

74484534 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 539771.

The product of its digits is 215040, while the sum is 39.

The square root of 74484534 is about 8630.4422829887. The cubic root of 74484534 is about 420.7479755340.

The spelling of 74484534 in words is "seventy-four million, four hundred eighty-four thousand, five hundred thirty-four".