425739916 has 48 divisors (see below), whose sum is σ = 899906560. Its totient is φ = 172160640.

The previous prime is 425739911. The next prime is 425739917. The reversal of 425739916 is 619937524.

It is a happy number.

It is not an unprimeable number, because it can be changed into a prime (425739911) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 142696 + ... + 145648.

Almost surely, 2^425739916 is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 425739916, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (449953280).

425739916 is an abundant number, since it is smaller than the sum of its proper divisors (474166644).

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

425739916 is a wasteful number, since it uses less digits than its factorization.

425739916 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3254 (or 3252 counting only the distinct ones).

The product of its digits is 408240, while the sum is 46.

The square root of 425739916 is about 20633.4659231066. The cubic root of 425739916 is about 752.2833618825.

The spelling of 425739916 in words is "four hundred twenty-five million, seven hundred thirty-nine thousand, nine hundred sixteen".