53620402 has 16 divisors (see below), whose sum is σ = 88329024. Its totient is φ = 24210000.

The previous prime is 53620393. The next prime is 53620409. The reversal of 53620402 is 20402635.

It is a happy number.

53620402 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a Harshad number since it is a multiple of its sum of digits (22).

It is not an unprimeable number, because it can be changed into a prime (53620409) by changing a digit.

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, 4749 + ... + 11392.

It is an arithmetic number, because the mean of its divisors is an integer number (5520564).

Almost surely, 2^53620402 is an apocalyptic number.

53620402 is a deficient number, since it is larger than the sum of its proper divisors (34708622).

53620402 is a wasteful number, since it uses less digits than its factorization.

53620402 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 16305.

The product of its (nonzero) digits is 1440, while the sum is 22.

The square root of 53620402 is about 7322.5953049448. The cubic root of 53620402 is about 377.0885583504.

The spelling of 53620402 in words is "fifty-three million, six hundred twenty thousand, four hundred two".