740634885 has 24 divisors (see below), whose sum is σ = 1285589760. Its totient is φ = 394444512.

The previous prime is 740634841. The next prime is 740634893. The reversal of 740634885 is 588436047.

740634885 is a `hidden beast` number, since 7 + 4 + 0 + 634 + 8 + 8 + 5 = 666.

It is not a de Polignac number, because 740634885 - 2⁶ = 740634821 is a prime.

It is a Harshad number since it is a multiple of its sum of digits (45).

It is a self number, because there is not a number n which added to its sum of digits gives 740634885.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 21396 + ... + 44034.

It is an arithmetic number, because the mean of its divisors is an integer number (53566240).

Almost surely, 2^740634885 is an apocalyptic number.

It is an amenable number.

740634885 is a deficient number, since it is larger than the sum of its proper divisors (544954875).

740634885 is a wasteful number, since it uses less digits than its factorization.

740634885 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 23377 (or 23374 counting only the distinct ones).

The product of its (nonzero) digits is 645120, while the sum is 45.

The square root of 740634885 is about 27214.6079339755. The cubic root of 740634885 is about 904.7627696419.

The spelling of 740634885 in words is "seven hundred forty million, six hundred thirty-four thousand, eight hundred eighty-five".