53026402 has 32 divisors (see below), whose sum is σ = 95989824. Its totient is φ = 21643200.

The previous prime is 53026381. The next prime is 53026409. The reversal of 53026402 is 20462035.

It is a happy number.

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 (53026409) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 8077 + ... + 13087.

It is an arithmetic number, because the mean of its divisors is an integer number (2999682).

Almost surely, 2^53026402 is an apocalyptic number.

53026402 is a deficient number, since it is larger than the sum of its proper divisors (42963422).

53026402 is a wasteful number, since it uses less digits than its factorization.

53026402 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 5074.

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

The square root of 53026402 is about 7281.9229603176. The cubic root of 53026402 is about 375.6909383109.

Adding to 53026402 its reverse (20462035), we get a palindrome (73488437).

The spelling of 53026402 in words is "fifty-three million, twenty-six thousand, four hundred two".