53097658 has 4 divisors (see below), whose sum is σ = 79646490. Its totient is φ = 26548828.

The previous prime is 53097643. The next prime is 53097659. The reversal of 53097658 is 85679035.

53097658 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

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., 52809289 + 288369 = 7267^2 + 537^2 .

It is a super-2 number, since 2×53097658² = 5638722570169928, which contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (53097659) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 13274413 + ... + 13274416.

Almost surely, 2^53097658 is an apocalyptic number.

53097658 is a deficient number, since it is larger than the sum of its proper divisors (26548832).

53097658 is a wasteful number, since it uses less digits than its factorization.

53097658 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 26548831.

The product of its (nonzero) digits is 226800, while the sum is 43.

The square root of 53097658 is about 7286.8139814325. The cubic root of 53097658 is about 375.8591454072.

The spelling of 53097658 in words is "fifty-three million, ninety-seven thousand, six hundred fifty-eight".