53290534 has 16 divisors (see below), whose sum is σ = 87844176. Its totient is φ = 24044800.

The previous prime is 53290513. The next prime is 53290537. The reversal of 53290534 is 43509235.

It is a junction number, because it is equal to n+sod(n) for n = 53290496 and 53290505.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (53290537) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 5827 + ... + 11854.

It is an arithmetic number, because the mean of its divisors is an integer number (5490261).

Almost surely, 2^53290534 is an apocalyptic number.

53290534 is a deficient number, since it is larger than the sum of its proper divisors (34553642).

53290534 is a wasteful number, since it uses less digits than its factorization.

53290534 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 17831.

The product of its (nonzero) digits is 16200, while the sum is 31.

The square root of 53290534 is about 7300.0365752508. The cubic root of 53290534 is about 376.3136953197.

Adding to 53290534 its reverse (43509235), we get a palindrome (96799769).

It can be divided in two parts, 53290 and 534, that added together give a square (53824 = 232²).

The spelling of 53290534 in words is "fifty-three million, two hundred ninety thousand, five hundred thirty-four".