74136735 has 16 divisors (see below), whose sum is σ = 131798880. Its totient is φ = 39539520.

The previous prime is 74136697. The next prime is 74136739. The reversal of 74136735 is 53763147.

It is not a de Polignac number, because 74136735 - 2⁷ = 74136607 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 74136735.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (74136739) 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, 274446 + ... + 274715.

It is an arithmetic number, because the mean of its divisors is an integer number (8237430).

Almost surely, 2^74136735 is an apocalyptic number.

74136735 is a deficient number, since it is larger than the sum of its proper divisors (57662145).

74136735 is a wasteful number, since it uses less digits than its factorization.

74136735 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 549175 (or 549169 counting only the distinct ones).

The product of its digits is 52920, while the sum is 36.

The square root of 74136735 is about 8610.2691595559. The cubic root of 74136735 is about 420.0920716515.

The spelling of 74136735 in words is "seventy-four million, one hundred thirty-six thousand, seven hundred thirty-five".