53463630 has 32 divisors (see below), whose sum is σ = 139978368. Its totient is φ = 12960800.

The previous prime is 53463611. The next prime is 53463647. The reversal of 53463630 is 3636435.

It is a Harshad number since it is a multiple of its sum of digits (30).

It is a congruent number.

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, 80676 + ... + 81335.

It is an arithmetic number, because the mean of its divisors is an integer number (4374324).

Almost surely, 2^53463630 is an apocalyptic number.

53463630 is an abundant number, since it is smaller than the sum of its proper divisors (86514738).

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

53463630 is a wasteful number, since it uses less digits than its factorization.

53463630 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 162032.

The product of its (nonzero) digits is 19440, while the sum is 30.

The square root of 53463630 is about 7311.8827944655. The cubic root of 53463630 is about 376.7206969073.

The spelling of 53463630 in words is "fifty-three million, four hundred sixty-three thousand, six hundred thirty".