867680253 has 48 divisors (see below), whose sum is σ = 1407998592. Its totient is φ = 510336000.

The previous prime is 867680249. The next prime is 867680269. The reversal of 867680253 is 352086768.

It is not a de Polignac number, because 867680253 - 2² = 867680249 is a prime.

It is a super-2 number, since 2×867680253² = 1505738042892288018, which contains 22 as substring.

It is a Curzon number.

It is a junction number, because it is equal to n+sod(n) for n = 867680199 and 867680208.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (867680453) by changing a digit.

It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 977776 + ... + 978662.

It is an arithmetic number, because the mean of its divisors is an integer number (29333304).

Almost surely, 2^867680253 is an apocalyptic number.

It is an amenable number.

867680253 is a deficient number, since it is larger than the sum of its proper divisors (540318339).

867680253 is a wasteful number, since it uses less digits than its factorization.

867680253 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1186 (or 1183 counting only the distinct ones).

The product of its (nonzero) digits is 483840, while the sum is 45.

The square root of 867680253 is about 29456.4127653046. The cubic root of 867680253 is about 953.7910391060.

The spelling of 867680253 in words is "eight hundred sixty-seven million, six hundred eighty thousand, two hundred fifty-three".