71342604 has 18 divisors (see below), whose sum is σ = 180338340. Its totient is φ = 23780856.

The previous prime is 71342603. The next prime is 71342617. The reversal of 71342604 is 40624317.

71342604 is a `hidden beast` number, since 7 + 13 + 42 + 604 = 666.

It is a tau number, because it is divible by the number of its divisors (18).

It is not an unprimeable number, because it can be changed into a prime (71342603) by changing a digit.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 990834 + ... + 990905.

Almost surely, 2^71342604 is an apocalyptic number.

It is an amenable number.

71342604 is an abundant number, since it is smaller than the sum of its proper divisors (108995736).

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

71342604 is a wasteful number, since it uses less digits than its factorization.

71342604 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1981749 (or 1981744 counting only the distinct ones).

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

The square root of 71342604 is about 8446.4551144252. The cubic root of 71342604 is about 414.7467444021.

The spelling of 71342604 in words is "seventy-one million, three hundred forty-two thousand, six hundred four".