425051690 has 16 divisors (see below), whose sum is σ = 874392192. Its totient is φ = 145731984.

The previous prime is 425051659. The next prime is 425051723. The reversal of 425051690 is 96150524.

It is a happy number.

It is a super-2 number, since 2×425051690² = 361337878343712200, which contains 22 as substring.

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, 3036014 + ... + 3036153.

It is an arithmetic number, because the mean of its divisors is an integer number (54649512).

Almost surely, 2^425051690 is an apocalyptic number.

425051690 is an abundant number, since it is smaller than the sum of its proper divisors (449340502).

425051690 is a wasteful number, since it uses less digits than its factorization.

425051690 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 6072181.

The product of its (nonzero) digits is 10800, while the sum is 32.

The square root of 425051690 is about 20616.7817566176. The cubic root of 425051690 is about 751.8777776408.

The spelling of 425051690 in words is "four hundred twenty-five million, fifty-one thousand, six hundred ninety".