425431542 has 16 divisors (see below), whose sum is σ = 851120640. Its totient is φ = 141767592.

The previous prime is 425431519. The next prime is 425431543. The reversal of 425431542 is 245134524.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (425431543) 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 7 ways as a sum of consecutive naturals, for example, 15783 + ... + 33165.

It is an arithmetic number, because the mean of its divisors is an integer number (53195040).

Almost surely, 2^425431542 is an apocalyptic number.

425431542 is an abundant number, since it is smaller than the sum of its proper divisors (425689098).

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

425431542 is a wasteful number, since it uses less digits than its factorization.

425431542 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 21467.

The product of its digits is 19200, while the sum is 30.

The square root of 425431542 is about 20625.9919034213. The cubic root of 425431542 is about 752.1016855006.

The spelling of 425431542 in words is "four hundred twenty-five million, four hundred thirty-one thousand, five hundred forty-two".