864525414 has 16 divisors (see below), whose sum is σ = 1736670528. Its totient is φ = 286905192.

The previous prime is 864525413. The next prime is 864525421. The reversal of 864525414 is 414525468.

It is a happy number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (864525413) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 316012 + ... + 318735.

It is an arithmetic number, because the mean of its divisors is an integer number (108541908).

Almost surely, 2^864525414 is an apocalyptic number.

864525414 is an abundant number, since it is smaller than the sum of its proper divisors (872145114).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

864525414 is a wasteful number, since it uses less digits than its factorization.

864525414 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 634979.

The product of its digits is 153600, while the sum is 39.

The square root of 864525414 is about 29402.8130286883. The cubic root of 864525414 is about 952.6336575068.

The spelling of 864525414 in words is "eight hundred sixty-four million, five hundred twenty-five thousand, four hundred fourteen".