1452838620 has 48 divisors (see below), whose sum is σ = 4154508288. Its totient is φ = 379179840.

The previous prime is 1452838613. The next prime is 1452838637. The reversal of 1452838620 is 268382541.

It is a super-2 number, since 2×1452838620² = 4221480111527008800, which contains 22 as substring.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 254776 + ... + 260415.

It is an arithmetic number, because the mean of its divisors is an integer number (86552256).

Almost surely, 2^1452838620 is an apocalyptic number.

1452838620 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

1452838620 is an abundant number, since it is smaller than the sum of its proper divisors (2701669668).

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

1452838620 is a wasteful number, since it uses less digits than its factorization.

1452838620 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 515250 (or 515248 counting only the distinct ones).

The product of its (nonzero) digits is 92160, while the sum is 39.

The square root of 1452838620 is about 38116.1202117949. The cubic root of 1452838620 is about 1132.5893111639.

The spelling of 1452838620 in words is "one billion, four hundred fifty-two million, eight hundred thirty-eight thousand, six hundred twenty".