74850684 has 12 divisors (see below), whose sum is σ = 174651624. Its totient is φ = 24950224.

The previous prime is 74850679. The next prime is 74850689. The reversal of 74850684 is 48605847.

It is an interprime number because it is at equal distance from previous prime (74850679) and next prime (74850689).

It is a tau number, because it is divible by the number of its divisors (12).

It is a Smith number, since the sum of its digits (42) coincides with the sum of the digits of its prime factors.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (74850689) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 3118767 + ... + 3118790.

It is an arithmetic number, because the mean of its divisors is an integer number (14554302).

Almost surely, 2^74850684 is an apocalyptic number.

It is an amenable number.

74850684 is an abundant number, since it is smaller than the sum of its proper divisors (99800940).

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

74850684 is a wasteful number, since it uses less digits than its factorization.

74850684 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 6237564 (or 6237562 counting only the distinct ones).

The product of its (nonzero) digits is 215040, while the sum is 42.

The square root of 74850684 is about 8651.6289795622. The cubic root of 74850684 is about 421.4362845170.

The spelling of 74850684 in words is "seventy-four million, eight hundred fifty thousand, six hundred eighty-four".