69135804 has 36 divisors (see below), whose sum is σ = 185041584. Its totient is φ = 21689472.

The previous prime is 69135791. The next prime is 69135809. The reversal of 69135804 is 40853196.

69135804 is a `hidden beast` number, since 69 + 13 + 580 + 4 = 666.

It is a tau number, because it is divible by the number of its divisors (36).

It is a Harshad number since it is a multiple of its sum of digits (36).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (69135809) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 55872 + ... + 57095.

It is an arithmetic number, because the mean of its divisors is an integer number (5140044).

Almost surely, 2^69135804 is an apocalyptic number.

It is an amenable number.

69135804 is an abundant number, since it is smaller than the sum of its proper divisors (115905780).

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

69135804 is a wasteful number, since it uses less digits than its factorization.

69135804 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 112994 (or 112989 counting only the distinct ones).

The product of its (nonzero) digits is 25920, while the sum is 36.

The square root of 69135804 is about 8314.7942848876. The cubic root of 69135804 is about 410.4255031288.

The spelling of 69135804 in words is "sixty-nine million, one hundred thirty-five thousand, eight hundred four".