52617644 has 12 divisors (see below), whose sum is σ = 92160768. Its totient is φ = 26286000.

The previous prime is 52617641. The next prime is 52617647. The reversal of 52617644 is 44671625.

It is an interprime number because it is at equal distance from previous prime (52617641) and next prime (52617647).

It is a super-2 number, since 2×52617644² = 5537232920221472, which contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (52617641) 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, 149 + ... + 10259.

It is an arithmetic number, because the mean of its divisors is an integer number (7680064).

Almost surely, 2^52617644 is an apocalyptic number.

It is an amenable number.

52617644 is a deficient number, since it is larger than the sum of its proper divisors (39543124).

52617644 is a wasteful number, since it uses less digits than its factorization.

52617644 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 11416 (or 11414 counting only the distinct ones).

The product of its digits is 40320, while the sum is 35.

The square root of 52617644 is about 7253.8020375524. The cubic root of 52617644 is about 374.7230998835.

The spelling of 52617644 in words is "fifty-two million, six hundred seventeen thousand, six hundred forty-four".