7444700928 has 540 divisors, whose sum is σ = 27405477792. Its totient is φ = 1997291520.

The previous prime is 7444700903. The next prime is 7444700929. The reversal of 7444700928 is 8290074447.

It is a super-2 number, since 2×7444700928² (a number of 21 digits) contains 22 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (7444700929) by changing a digit.

It is a polite number, since it can be written in 59 ways as a sum of consecutive naturals, for example, 17272873 + ... + 17273303.

Almost surely, 2^7444700928 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 7444700928, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (13702738896).

7444700928 is an abundant number, since it is smaller than the sum of its proper divisors (19960776864).

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

7444700928 is a wasteful number, since it uses less digits than its factorization.

7444700928 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 490 (or 460 counting only the distinct ones).

The product of its (nonzero) digits is 451584, while the sum is 45.

The square root of 7444700928 is about 86282.6803477963. The cubic root of 7444700928 is about 1952.6110914815.

The spelling of 7444700928 in words is "seven billion, four hundred forty-four million, seven hundred thousand, nine hundred twenty-eight".