53660354 has 12 divisors (see below), whose sum is σ = 88473462. Its totient is φ = 24390960.

The previous prime is 53660339. The next prime is 53660359. The reversal of 53660354 is 45306635.

It can be written as a sum of positive squares in only one way, i.e., 37540129 + 16120225 = 6127^2 + 4015^2 .

It is a self number, because there is not a number n which added to its sum of digits gives 53660354.

It is not an unprimeable number, because it can be changed into a prime (53660359) by changing a digit.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 110627 + ... + 111110.

Almost surely, 2^53660354 is an apocalyptic number.

53660354 is a deficient number, since it is larger than the sum of its proper divisors (34813108).

53660354 is a wasteful number, since it uses less digits than its factorization.

53660354 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 221761 (or 221750 counting only the distinct ones).

The product of its (nonzero) digits is 32400, while the sum is 32.

The square root of 53660354 is about 7325.3227915226. The cubic root of 53660354 is about 377.1821900115.

Adding to 53660354 its reverse (45306635), we get a palindrome (98966989).

The spelling of 53660354 in words is "fifty-three million, six hundred sixty thousand, three hundred fifty-four".