53620542 has 40 divisors (see below), whose sum is σ = 121532400. Its totient is φ = 17667936.

The previous prime is 53620537. The next prime is 53620571. The reversal of 53620542 is 24502635.

It is a Harshad number since it is a multiple of its sum of digits (27).

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 19 ways as a sum of consecutive naturals, for example, 12559 + ... + 16277.

It is an arithmetic number, because the mean of its divisors is an integer number (3038310).

Almost surely, 2^53620542 is an apocalyptic number.

It is a practical number, because each smaller number is the sum of distinct divisors of 53620542, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (60766200).

53620542 is an abundant number, since it is smaller than the sum of its proper divisors (67911858).

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

53620542 is a wasteful number, since it uses less digits than its factorization.

53620542 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3822 (or 3813 counting only the distinct ones).

The product of its (nonzero) digits is 7200, while the sum is 27.

The square root of 53620542 is about 7322.6048643908. The cubic root of 53620542 is about 377.0888865361.

The spelling of 53620542 in words is "fifty-three million, six hundred twenty thousand, five hundred forty-two".