53642626 has 8 divisors (see below), whose sum is σ = 80505360. Its totient is φ = 26807508.

The previous prime is 53642593. The next prime is 53642627. The reversal of 53642626 is 62624635.

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

It is a junction number, because it is equal to n+sod(n) for n = 53642591 and 53642600.

It is not an unprimeable number, because it can be changed into a prime (53642627) 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, 1056 + ... + 10411.

It is an arithmetic number, because the mean of its divisors is an integer number (10063170).

Almost surely, 2^53642626 is an apocalyptic number.

53642626 is a deficient number, since it is larger than the sum of its proper divisors (26862734).

53642626 is a wasteful number, since it uses less digits than its factorization.

53642626 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 13808.

The product of its digits is 51840, while the sum is 34.

The square root of 53642626 is about 7324.1126424981. The cubic root of 53642626 is about 377.1406483402.

Subtracting 53642626 from its reverse (62624635), we obtain a square (8982009 = 2997²).

The spelling of 53642626 in words is "fifty-three million, six hundred forty-two thousand, six hundred twenty-six".