53556898 has 4 divisors (see below), whose sum is σ = 80335350. Its totient is φ = 26778448.

The previous prime is 53556889. The next prime is 53556911. The reversal of 53556898 is 89865535.

It is a happy number.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in only one way, i.e., 29517489 + 24039409 = 5433^2 + 4903^2 .

It is a Smith number, since the sum of its digits (49) coincides with the sum of the digits of its prime factors. Since it is squarefree, it is also a hoax number.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 13389223 + ... + 13389226.

Almost surely, 2^53556898 is an apocalyptic number.

53556898 is a deficient number, since it is larger than the sum of its proper divisors (26778452).

53556898 is a wasteful number, since it uses less digits than its factorization.

53556898 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 26778451.

The product of its digits is 1296000, while the sum is 49.

The square root of 53556898 is about 7318.2578527953. The cubic root of 53556898 is about 376.9396343670.

The spelling of 53556898 in words is "fifty-three million, five hundred fifty-six thousand, eight hundred ninety-eight".