53629668 has 48 divisors (see below), whose sum is σ = 139440000. Its totient is φ = 17825184.

The previous prime is 53629633. The next prime is 53629699. The reversal of 53629668 is 86692635.

It is a happy number.

It is a super-2 number, since 2×53629668² = 5752282579580448, which contains 22 as substring.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 64278 + ... + 65106.

It is an arithmetic number, because the mean of its divisors is an integer number (2905000).

Almost surely, 2^53629668 is an apocalyptic number.

It is an amenable number.

53629668 is an abundant number, since it is smaller than the sum of its proper divisors (85810332).

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

53629668 is a wasteful number, since it uses less digits than its factorization.

53629668 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1441 (or 1433 counting only the distinct ones).

The product of its digits is 466560, while the sum is 45.

The square root of 53629668 is about 7323.2279767873. The cubic root of 53629668 is about 377.1102783251.

The spelling of 53629668 in words is "fifty-three million, six hundred twenty-nine thousand, six hundred sixty-eight".