53404522 has 8 divisors (see below), whose sum is σ = 80487072. Its totient is φ = 26575500.

The previous prime is 53404513. The next prime is 53404523. The reversal of 53404522 is 22540435.

It is a sphenic number, since it is the product of 3 distinct primes.

It is not an unprimeable number, because it can be changed into a prime (53404523) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 62854 + ... + 63697.

It is an arithmetic number, because the mean of its divisors is an integer number (10060884).

Almost surely, 2^53404522 is an apocalyptic number.

53404522 is a deficient number, since it is larger than the sum of its proper divisors (27082550).

53404522 is a wasteful number, since it uses less digits than its factorization.

53404522 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 126764.

The product of its (nonzero) digits is 4800, while the sum is 25.

The square root of 53404522 is about 7307.8397628848. The cubic root of 53404522 is about 376.5818148423.

Adding to 53404522 its reverse (22540435), we get a palindrome (75944957).

The spelling of 53404522 in words is "fifty-three million, four hundred four thousand, five hundred twenty-two".