1250045632 has 112 divisors (see below), whose sum is σ = 2888589600. Its totient is φ = 530432000.

The previous prime is 1250045627. The next prime is 1250045659. The reversal of 1250045632 is 2365400521.

It is a super-2 number, since 2×1250045632² = 3125228164164558848, which contains 22 as substring.

It is a self number, because there is not a number n which added to its sum of digits gives 1250045632.

It is an unprimeable number.

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, 1782882 + ... + 1783582.

Almost surely, 2^1250045632 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 1250045632, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (1444294800).

1250045632 is an abundant number, since it is smaller than the sum of its proper divisors (1638543968).

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

1250045632 is a wasteful number, since it uses less digits than its factorization.

1250045632 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 890 (or 880 counting only the distinct ones).

The product of its (nonzero) digits is 7200, while the sum is 28.

The square root of 1250045632 is about 35355.9843873707. The cubic root of 1250045632 is about 1077.2304530116.

The spelling of 1250045632 in words is "one billion, two hundred fifty million, forty-five thousand, six hundred thirty-two".