425764715 has 8 divisors (see below), whose sum is σ = 522799728. Its totient is φ = 332690400.

The previous prime is 425764687. The next prime is 425764721. The reversal of 425764715 is 517467524.

It is a sphenic number, since it is the product of 3 distinct primes.

It is not a de Polignac number, because 425764715 - 2²² = 421570411 is a prime.

It is a Duffinian number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 989936 + ... + 990365.

It is an arithmetic number, because the mean of its divisors is an integer number (65349966).

Almost surely, 2^425764715 is an apocalyptic number.

425764715 is a deficient number, since it is larger than the sum of its proper divisors (97035013).

425764715 is a wasteful number, since it uses less digits than its factorization.

425764715 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1980349.

The product of its digits is 235200, while the sum is 41.

The square root of 425764715 is about 20634.0668555668. The cubic root of 425764715 is about 752.2979682280.

The spelling of 425764715 in words is "four hundred twenty-five million, seven hundred sixty-four thousand, seven hundred fifteen".