53174664 has 64 divisors (see below), whose sum is σ = 148665600. Its totient is φ = 17610048.

The previous prime is 53174659. The next prime is 53174683. The reversal of 53174664 is 46647135.

It is a happy number.

It is a Smith number, since the sum of its digits (36) coincides with the sum of the digits of its prime factors.

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

It is an unprimeable number.

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 15 ways as a sum of consecutive naturals, for example, 36657 + ... + 38079.

It is an arithmetic number, because the mean of its divisors is an integer number (2322900).

Almost surely, 2^53174664 is an apocalyptic number.

53174664 is a gapful number since it is divisible by the number (54) formed by its first and last digit.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 53174664, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (74332800).

53174664 is an abundant number, since it is smaller than the sum of its proper divisors (95490936).

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

53174664 is a wasteful number, since it uses less digits than its factorization.

53174664 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1611 (or 1601 counting only the distinct ones).

The product of its digits is 60480, while the sum is 36.

The square root of 53174664 is about 7292.0959949798. The cubic root of 53174664 is about 376.0407568616.

The spelling of 53174664 in words is "fifty-three million, one hundred seventy-four thousand, six hundred sixty-four".