74600406 has 16 divisors (see below), whose sum is σ = 165778800. Its totient is φ = 24866784.

The previous prime is 74600381. The next prime is 74600419. The reversal of 74600406 is 60400647.

It is a Harshad number since it is a multiple of its sum of digits (27).

It is a Curzon number.

It is a self number, because there is not a number n which added to its sum of digits gives 74600406.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 690691 + ... + 690798.

It is an arithmetic number, because the mean of its divisors is an integer number (10361175).

Almost surely, 2^74600406 is an apocalyptic number.

74600406 is an abundant number, since it is smaller than the sum of its proper divisors (91178394).

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

74600406 is a wasteful number, since it uses less digits than its factorization.

74600406 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1381500 (or 1381494 counting only the distinct ones).

The product of its (nonzero) digits is 4032, while the sum is 27.

The square root of 74600406 is about 8637.1526558236. The cubic root of 74600406 is about 420.9660416111.

The spelling of 74600406 in words is "seventy-four million, six hundred thousand, four hundred six".