52391098 has 4 divisors (see below), whose sum is σ = 78586650. Its totient is φ = 26195548.

The previous prime is 52391077. The next prime is 52391099. The reversal of 52391098 is 89019325.

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., 38900169 + 13490929 = 6237^2 + 3673^2 .

It is not an unprimeable number, because it can be changed into a prime (52391099) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 13097773 + ... + 13097776.

Almost surely, 2^52391098 is an apocalyptic number.

52391098 is a deficient number, since it is larger than the sum of its proper divisors (26195552).

52391098 is a wasteful number, since it uses less digits than its factorization.

52391098 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 26195551.

The product of its (nonzero) digits is 19440, while the sum is 37.

The square root of 52391098 is about 7238.1695199822. The cubic root of 52391098 is about 374.1845343645.

The spelling of 52391098 in words is "fifty-two million, three hundred ninety-one thousand, ninety-eight".