1375848220 has 24 divisors (see below), whose sum is σ = 2892835008. Its totient is φ = 549662400.

The previous prime is 1375848209. The next prime is 1375848239. The reversal of 1375848220 is 228485731.

It is a happy number.

It is a congruent number.

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, 25476 + ... + 58315.

It is an arithmetic number, because the mean of its divisors is an integer number (120534792).

Almost surely, 2^1375848220 is an apocalyptic number.

1375848220 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

1375848220 is an abundant number, since it is smaller than the sum of its proper divisors (1516986788).

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

1375848220 is a wasteful number, since it uses less digits than its factorization.

1375848220 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 84621 (or 84619 counting only the distinct ones).

The product of its (nonzero) digits is 107520, while the sum is 40.

The square root of 1375848220 is about 37092.4280682729. The cubic root of 1375848220 is about 1112.2186557842.

The spelling of 1375848220 in words is "one billion, three hundred seventy-five million, eight hundred forty-eight thousand, two hundred twenty".