53651630 has 16 divisors (see below), whose sum is σ = 101656080. Its totient is φ = 20331072.

The previous prime is 53651629. The next prime is 53651671. The reversal of 53651630 is 3615635.

53651630 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a junction number, because it is equal to n+sod(n) for n = 53651593 and 53651602.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 140999 + ... + 141378.

It is an arithmetic number, because the mean of its divisors is an integer number (6353505).

Almost surely, 2^53651630 is an apocalyptic number.

53651630 is a deficient number, since it is larger than the sum of its proper divisors (48004450).

53651630 is a wasteful number, since it uses less digits than its factorization.

53651630 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 282403.

The product of its (nonzero) digits is 8100, while the sum is 29.

The square root of 53651630 is about 7324.7272986781. The cubic root of 53651630 is about 377.1617483787.

The spelling of 53651630 in words is "fifty-three million, six hundred fifty-one thousand, six hundred thirty".