1390425714 has 12 divisors (see below), whose sum is σ = 3012589086. Its totient is φ = 463475232.

The previous prime is 1390425713. The next prime is 1390425721. The reversal of 1390425714 is 4175240931.

1390425714 is a `hidden beast` number, since 1 + 390 + 4 + 257 + 14 = 666.

It can be written as a sum of positive squares in only one way, i.e., 1277705025 + 112720689 = 35745^2 + 10617^2 .

It is not an unprimeable number, because it can be changed into a prime (1390425713) by changing a digit.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 38622919 + ... + 38622954.

Almost surely, 2^1390425714 is an apocalyptic number.

1390425714 is an abundant number, since it is smaller than the sum of its proper divisors (1622163372).

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

1390425714 is a wasteful number, since it uses less digits than its factorization.

1390425714 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 77245881 (or 77245878 counting only the distinct ones).

The product of its (nonzero) digits is 30240, while the sum is 36.

The square root of 1390425714 is about 37288.4125969449. The cubic root of 1390425714 is about 1116.1329523263.

The spelling of 1390425714 in words is "one billion, three hundred ninety million, four hundred twenty-five thousand, seven hundred fourteen".