426250650 has 192 divisors, whose sum is σ = 1257919488. Its totient is φ = 93519360.

The previous prime is 426250631. The next prime is 426250663. The reversal of 426250650 is 56052624.

It is a Harshad number since it is a multiple of its sum of digits (30).

It is an unprimeable number.

It is a polite number, since it can be written in 95 ways as a sum of consecutive naturals, for example, 5135509 + ... + 5135591.

It is an arithmetic number, because the mean of its divisors is an integer number (6551664).

Almost surely, 2^426250650 is an apocalyptic number.

It is a practical number, because each smaller number is the sum of distinct divisors of 426250650, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (628959744).

426250650 is an abundant number, since it is smaller than the sum of its proper divisors (831668838).

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

426250650 is a wasteful number, since it uses less digits than its factorization.

426250650 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 245 (or 240 counting only the distinct ones).

The product of its (nonzero) digits is 14400, while the sum is 30.

The square root of 426250650 is about 20645.8385637397. The cubic root of 426250650 is about 752.5840643678.

The spelling of 426250650 in words is "four hundred twenty-six million, two hundred fifty thousand, six hundred fifty".