425388764 has 12 divisors (see below), whose sum is σ = 751658544. Its totient is φ = 210629184.

The previous prime is 425388757. The next prime is 425388767. The reversal of 425388764 is 467883524.

It is a super-3 number, since 3×425388764³ (a number of 27 digits) contains 333 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (425388767) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 515837 + ... + 516660.

It is an arithmetic number, because the mean of its divisors is an integer number (62638212).

Almost surely, 2^425388764 is an apocalyptic number.

It is an amenable number.

425388764 is a deficient number, since it is larger than the sum of its proper divisors (326269780).

425388764 is a wasteful number, since it uses less digits than its factorization.

425388764 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1032604 (or 1032602 counting only the distinct ones).

The product of its digits is 1290240, while the sum is 47.

The square root of 425388764 is about 20624.9548847991. The cubic root of 425388764 is about 752.0764762083.

The spelling of 425388764 in words is "four hundred twenty-five million, three hundred eighty-eight thousand, seven hundred sixty-four".