53401532 has 6 divisors (see below), whose sum is σ = 93452688. Its totient is φ = 26700764.

The previous prime is 53401501. The next prime is 53401547. The reversal of 53401532 is 23510435.

It is a junction number, because it is equal to n+sod(n) for n = 53401498 and 53401507.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 6675188 + ... + 6675195.

It is an arithmetic number, because the mean of its divisors is an integer number (15575448).

Almost surely, 2^53401532 is an apocalyptic number.

It is an amenable number.

53401532 is a deficient number, since it is larger than the sum of its proper divisors (40051156).

53401532 is a wasteful number, since it uses less digits than its factorization.

53401532 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 13350387 (or 13350385 counting only the distinct ones).

The product of its (nonzero) digits is 1800, while the sum is 23.

The square root of 53401532 is about 7307.6351852018. The cubic root of 53401532 is about 376.5747867194.

Adding to 53401532 its reverse (23510435), we get a palindrome (76911967).

The spelling of 53401532 in words is "fifty-three million, four hundred one thousand, five hundred thirty-two".