52694691 has 8 divisors (see below), whose sum is σ = 80296704. Its totient is φ = 30111240.

The previous prime is 52694683. The next prime is 52694693. The reversal of 52694691 is 19649625.

It is a happy number.

It is a sphenic number, since it is the product of 3 distinct primes.

It is not a de Polignac number, because 52694691 - 2³ = 52694683 is a prime.

It is not an unprimeable number, because it can be changed into a prime (52694693) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 1254615 + ... + 1254656.

It is an arithmetic number, because the mean of its divisors is an integer number (10037088).

Almost surely, 2^52694691 is an apocalyptic number.

52694691 is a deficient number, since it is larger than the sum of its proper divisors (27602013).

52694691 is a wasteful number, since it uses less digits than its factorization.

52694691 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2509281.

The product of its digits is 116640, while the sum is 42.

The square root of 52694691 is about 7259.1108959707. The cubic root of 52694691 is about 374.9059106167.

The spelling of 52694691 in words is "fifty-two million, six hundred ninety-four thousand, six hundred ninety-one".