74089782 has 32 divisors (see below), whose sum is σ = 177310560. Its totient is φ = 22796640.

The previous prime is 74089777. The next prime is 74089819. The reversal of 74089782 is 28798047.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 52069 + ... + 53472.

It is an arithmetic number, because the mean of its divisors is an integer number (5540955).

Almost surely, 2^74089782 is an apocalyptic number.

74089782 is an abundant number, since it is smaller than the sum of its proper divisors (103220778).

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

74089782 is a wasteful number, since it uses less digits than its factorization.

74089782 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 105565 (or 105559 counting only the distinct ones).

The product of its (nonzero) digits is 225792, while the sum is 45.

The square root of 74089782 is about 8607.5421578985. The cubic root of 74089782 is about 420.0033673199.

The spelling of 74089782 in words is "seventy-four million, eighty-nine thousand, seven hundred eighty-two".