425909374 has 16 divisors (see below), whose sum is σ = 697962096. Its totient is φ = 193312000.

The previous prime is 425909369. The next prime is 425909387. The reversal of 425909374 is 473909524.

It is a super-2 number, since 2×425909374² = 362797589722143752, which contains 22 as substring.

It is a self number, because there is not a number n which added to its sum of digits gives 425909374.

It is a congruent number.

It is an unprimeable number.

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 7 ways as a sum of consecutive naturals, for example, 1614 + ... + 29230.

It is an arithmetic number, because the mean of its divisors is an integer number (43622631).

Almost surely, 2^425909374 is an apocalyptic number.

425909374 is a deficient number, since it is larger than the sum of its proper divisors (272052722).

425909374 is a wasteful number, since it uses less digits than its factorization.

425909374 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 28331.

The product of its (nonzero) digits is 272160, while the sum is 43.

The square root of 425909374 is about 20637.5719017524. The cubic root of 425909374 is about 752.3831595283.

The spelling of 425909374 in words is "four hundred twenty-five million, nine hundred nine thousand, three hundred seventy-four".