425786736 has 80 divisors (see below), whose sum is σ = 1157068800. Its totient is φ = 134734080.

The previous prime is 425786723. The next prime is 425786747. The reversal of 425786736 is 637687524.

It is a Harshad number since it is a multiple of its sum of digits (48).

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 76165 + ... + 81563.

It is an arithmetic number, because the mean of its divisors is an integer number (14463360).

Almost surely, 2^425786736 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 425786736, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (578534400).

425786736 is an abundant number, since it is smaller than the sum of its proper divisors (731282064).

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

425786736 is a wasteful number, since it uses less digits than its factorization.

425786736 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 5494 (or 5488 counting only the distinct ones).

The product of its digits is 1693440, while the sum is 48.

The square root of 425786736 is about 20634.6004565148. The cubic root of 425786736 is about 752.3109378858.

The spelling of 425786736 in words is "four hundred twenty-five million, seven hundred eighty-six thousand, seven hundred thirty-six".