104502261 has 16 divisors (see below), whose sum is σ = 147248640. Its totient is φ = 65741040.

The previous prime is 104502257. The next prime is 104502269. The reversal of 104502261 is 162205401.

It is not a de Polignac number, because 104502261 - 2² = 104502257 is a prime.

It is a super-2 number, since 2×104502261² = 21841445108224242, which contains 22 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (104502269) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 11506 + ... + 18476.

It is an arithmetic number, because the mean of its divisors is an integer number (9203040).

Almost surely, 2^104502261 is an apocalyptic number.

It is an amenable number.

104502261 is a deficient number, since it is larger than the sum of its proper divisors (42746379).

104502261 is a wasteful number, since it uses less digits than its factorization.

104502261 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 7256.

The product of its (nonzero) digits is 480, while the sum is 21.

The square root of 104502261 is about 10222.6347386572. The cubic root of 104502261 is about 471.0227629516.

Adding to 104502261 its reverse (162205401), we get a palindrome (266707662).

The spelling of 104502261 in words is "one hundred four million, five hundred two thousand, two hundred sixty-one".