425629952 has 108 divisors (see below), whose sum is σ = 986442576. Its totient is φ = 181739520.

The previous prime is 425629949. The next prime is 425629957. The reversal of 425629952 is 259926524.

It is a Smith number, since the sum of its digits (44) coincides with the sum of the digits of its prime factors.

It is a Harshad number since it is a multiple of its sum of digits (44).

It is not an unprimeable number, because it can be changed into a prime (425629957) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 813563 + ... + 814085.

Almost surely, 2^425629952 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 425629952, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (493221288).

425629952 is an abundant number, since it is smaller than the sum of its proper divisors (560812624).

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

425629952 is a wasteful number, since it uses less digits than its factorization.

425629952 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 584 (or 553 counting only the distinct ones).

The product of its digits is 388800, while the sum is 44.

The square root of 425629952 is about 20630.8010508560. The cubic root of 425629952 is about 752.2185874293.

The spelling of 425629952 in words is "four hundred twenty-five million, six hundred twenty-nine thousand, nine hundred fifty-two".