102860522 has 4 divisors (see below), whose sum is σ = 154290786. Its totient is φ = 51430260.

The previous prime is 102860519. The next prime is 102860533. The reversal of 102860522 is 225068201.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 225068201 = 409 ⋅550289.

It can be written as a sum of positive squares in only one way, i.e., 95082001 + 7778521 = 9751^2 + 2789^2 .

It is a super-2 number, since 2×102860522² = 21160573972224968, which contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 102860491 and 102860500.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 25715129 + ... + 25715132.

Almost surely, 2^102860522 is an apocalyptic number.

102860522 is a deficient number, since it is larger than the sum of its proper divisors (51430264).

102860522 is an equidigital number, since it uses as much as digits as its factorization.

102860522 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 51430263.

The product of its (nonzero) digits is 1920, while the sum is 26.

The square root of 102860522 is about 10142.0176493635. The cubic root of 102860522 is about 468.5431302402.

The spelling of 102860522 in words is "one hundred two million, eight hundred sixty thousand, five hundred twenty-two".