425651442 has 16 divisors (see below), whose sum is σ = 853155072. Its totient is φ = 141575120.

The previous prime is 425651407. The next prime is 425651477. The reversal of 425651442 is 244156524.

It is an interprime number because it is at equal distance from previous prime (425651407) and next prime (425651477).

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, 74178 + ... + 79709.

It is an arithmetic number, because the mean of its divisors is an integer number (53322192).

Almost surely, 2^425651442 is an apocalyptic number.

425651442 is an abundant number, since it is smaller than the sum of its proper divisors (427503630).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

425651442 is a wasteful number, since it uses less digits than its factorization.

425651442 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 154353.

The product of its digits is 38400, while the sum is 33.

The square root of 425651442 is about 20631.3218674907. The cubic root of 425651442 is about 752.2312470219.

The spelling of 425651442 in words is "four hundred twenty-five million, six hundred fifty-one thousand, four hundred forty-two".