750280040 has 32 divisors (see below), whose sum is σ = 1787433480. Its totient is φ = 282458112.

The previous prime is 750280019. The next prime is 750280061. The reversal of 750280040 is 40082057.

750280040 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is an interprime number because it is at equal distance from previous prime (750280019) and next prime (750280061).

It can be written as a sum of positive squares in 4 ways, for example, as 712996804 + 37283236 = 26702^2 + 6106^2 .

It is a junction number, because it is equal to n+sod(n) for n = 750279991 and 750280009.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 550997 + ... + 552356.

Almost surely, 2^750280040 is an apocalyptic number.

It is an amenable number.

750280040 is an abundant number, since it is smaller than the sum of its proper divisors (1037153440).

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

750280040 is a wasteful number, since it uses less digits than its factorization.

750280040 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1103381 (or 1103377 counting only the distinct ones).

The product of its (nonzero) digits is 2240, while the sum is 26.

The square root of 750280040 is about 27391.2402055840. The cubic root of 750280040 is about 908.6733637781.

The spelling of 750280040 in words is "seven hundred fifty million, two hundred eighty thousand, forty".