74135765 has 16 divisors (see below), whose sum is σ = 97312320. Its totient is φ = 53771520.

The previous prime is 74135729. The next prime is 74135771. The reversal of 74135765 is 56753147.

It is not a de Polignac number, because 74135765 - 2¹² = 74131669 is a prime.

It is a super-2 number, since 2×74135765² = 10992223304270450, which contains 22 as substring.

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, 21437 + ... + 24653.

It is an arithmetic number, because the mean of its divisors is an integer number (6082020).

Almost surely, 2^74135765 is an apocalyptic number.

It is an amenable number.

74135765 is a deficient number, since it is larger than the sum of its proper divisors (23176555).

74135765 is a wasteful number, since it uses less digits than its factorization.

74135765 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3652.

The product of its digits is 88200, while the sum is 38.

The square root of 74135765 is about 8610.2128312836. The cubic root of 74135765 is about 420.0902394915.

The spelling of 74135765 in words is "seventy-four million, one hundred thirty-five thousand, seven hundred sixty-five".