425309542 has 16 divisors (see below), whose sum is σ = 729752832. Its totient is φ = 182112840.

The previous prime is 425309539. The next prime is 425309567. The reversal of 425309542 is 245903524.

It is a junction number, because it is equal to n+sod(n) for n = 425309498 and 425309507.

It is a congruent number.

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, 3423 + ... + 29365.

It is an arithmetic number, because the mean of its divisors is an integer number (45609552).

Almost surely, 2^425309542 is an apocalyptic number.

425309542 is a deficient number, since it is larger than the sum of its proper divisors (304443290).

425309542 is a wasteful number, since it uses less digits than its factorization.

425309542 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 27123.

The product of its (nonzero) digits is 43200, while the sum is 34.

The square root of 425309542 is about 20623.0342578390. The cubic root of 425309542 is about 752.0297858185.

The spelling of 425309542 in words is "four hundred twenty-five million, three hundred nine thousand, five hundred forty-two".