74883487 has 16 divisors (see below), whose sum is σ = 91901952. Its totient is φ = 59552640.

The previous prime is 74883463. The next prime is 74883499. The reversal of 74883487 is 78438847.

It is a happy number.

It is not a de Polignac number, because 74883487 - 2⁷ = 74883359 is a prime.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 74883487.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (74883407) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 4018 + ... + 12880.

It is an arithmetic number, because the mean of its divisors is an integer number (5743872).

Almost surely, 2^74883487 is an apocalyptic number.

74883487 is a deficient number, since it is larger than the sum of its proper divisors (17018465).

74883487 is a wasteful number, since it uses less digits than its factorization.

74883487 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 8958.

The product of its digits is 1204224, while the sum is 49.

The square root of 74883487 is about 8653.5245420580. The cubic root of 74883487 is about 421.4978397570.

The spelling of 74883487 in words is "seventy-four million, eight hundred eighty-three thousand, four hundred eighty-seven".