861247314 has 24 divisors (see below), whose sum is σ = 1964249040. Its totient is φ = 271972728.

The previous prime is 861247313. The next prime is 861247327. The reversal of 861247314 is 413742168.

861247314 is a `hidden beast` number, since 8 + 612 + 4 + 7 + 31 + 4 = 666.

It is not an unprimeable number, because it can be changed into a prime (861247313) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 1258792 + ... + 1259475.

It is an arithmetic number, because the mean of its divisors is an integer number (81843710).

Almost surely, 2^861247314 is an apocalyptic number.

861247314 is an abundant number, since it is smaller than the sum of its proper divisors (1103001726).

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

861247314 is a wasteful number, since it uses less digits than its factorization.

861247314 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2518294 (or 2518291 counting only the distinct ones).

The product of its digits is 32256, while the sum is 36.

The square root of 861247314 is about 29347.0154189485. The cubic root of 861247314 is about 951.4280697490.

The spelling of 861247314 in words is "eight hundred sixty-one million, two hundred forty-seven thousand, three hundred fourteen".