425452556 has 12 divisors (see below), whose sum is σ = 768559680. Its totient is φ = 205864080.

The previous prime is 425452553. The next prime is 425452567. The reversal of 425452556 is 655254524.

It is a happy number.

It is a super-3 number, since 3×425452556³ (a number of 27 digits) contains 333 as substring.

It is not an unprimeable number, because it can be changed into a prime (425452553) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 1715411 + ... + 1715658.

It is an arithmetic number, because the mean of its divisors is an integer number (64046640).

Almost surely, 2^425452556 is an apocalyptic number.

It is an amenable number.

425452556 is a deficient number, since it is larger than the sum of its proper divisors (343107124).

425452556 is a wasteful number, since it uses less digits than its factorization.

425452556 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3431104 (or 3431102 counting only the distinct ones).

The product of its digits is 240000, while the sum is 38.

The square root of 425452556 is about 20626.5013029355. The cubic root of 425452556 is about 752.1140685384.

The spelling of 425452556 in words is "four hundred twenty-five million, four hundred fifty-two thousand, five hundred fifty-six".