65476404 has 96 divisors (see below), whose sum is σ = 195336960. Its totient is φ = 18579456.

The previous prime is 65476391. The next prime is 65476457. The reversal of 65476404 is 40467456.

65476404 is a `hidden beast` number, since 6 + 5 + 4 + 7 + 640 + 4 = 666.

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

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 194124 + ... + 194460.

It is an arithmetic number, because the mean of its divisors is an integer number (2034760).

Almost surely, 2^65476404 is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 65476404, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (97668480).

65476404 is an abundant number, since it is smaller than the sum of its proper divisors (129860556).

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

65476404 is a wasteful number, since it uses less digits than its factorization.

65476404 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 614 (or 606 counting only the distinct ones).

The product of its (nonzero) digits is 80640, while the sum is 36.

The square root of 65476404 is about 8091.7491310594. The cubic root of 65476404 is about 403.0524882017.

The spelling of 65476404 in words is "sixty-five million, four hundred seventy-six thousand, four hundred four".