74135480 has 16 divisors (see below), whose sum is σ = 166804920. Its totient is φ = 29654176.

The previous prime is 74135471. The next prime is 74135489. The reversal of 74135480 is 8453147.

It is an interprime number because it is at equal distance from previous prime (74135471) and next prime (74135489).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (74135489) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 926654 + ... + 926733.

Almost surely, 2^74135480 is an apocalyptic number.

It is an amenable number.

74135480 is an abundant number, since it is smaller than the sum of its proper divisors (92669440).

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

74135480 is a wasteful number, since it uses less digits than its factorization.

74135480 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1853398 (or 1853394 counting only the distinct ones).

The product of its (nonzero) digits is 13440, while the sum is 32.

The square root of 74135480 is about 8610.1962811541. The cubic root of 74135480 is about 420.0897011734.

The spelling of 74135480 in words is "seventy-four million, one hundred thirty-five thousand, four hundred eighty".