76604533 has 4 divisors (see below), whose sum is σ = 81110700. Its totient is φ = 72098368.

The previous prime is 76604531. The next prime is 76604537. The reversal of 76604533 is 33540667.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in 2 ways, for example, as 29517489 + 47087044 = 5433^2 + 6862^2 .

It is a cyclic number.

It is not a de Polignac number, because 76604533 - 2¹ = 76604531 is a prime.

It is a super-2 number, since 2×76604533² = 11736508952296178, which contains 22 as substring.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (76604531) 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, 2253058 + ... + 2253091.

It is an arithmetic number, because the mean of its divisors is an integer number (20277675).

Almost surely, 2^76604533 is an apocalyptic number.

It is an amenable number.

76604533 is a deficient number, since it is larger than the sum of its proper divisors (4506167).

76604533 is a wasteful number, since it uses less digits than its factorization.

76604533 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4506166.

The product of its (nonzero) digits is 45360, while the sum is 34.

The square root of 76604533 is about 8752.4015561445. The cubic root of 76604533 is about 424.7025055318.

The spelling of 76604533 in words is "seventy-six million, six hundred four thousand, five hundred thirty-three".