1395852040 has 32 divisors (see below), whose sum is σ = 3426183360. Its totient is φ = 507582400.

The previous prime is 1395851987. The next prime is 1395852079. The reversal of 1395852040 is 402585931.

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 7 ways as a sum of consecutive naturals, for example, 1585756 + ... + 1586635.

It is an arithmetic number, because the mean of its divisors is an integer number (107068230).

Almost surely, 2^1395852040 is an apocalyptic number.

1395852040 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

1395852040 is an abundant number, since it is smaller than the sum of its proper divisors (2030331320).

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

1395852040 is a wasteful number, since it uses less digits than its factorization.

1395852040 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3172413 (or 3172409 counting only the distinct ones).

The product of its (nonzero) digits is 43200, while the sum is 37.

The square root of 1395852040 is about 37361.1033027666. The cubic root of 1395852040 is about 1117.5830212899.

The spelling of 1395852040 in words is "one billion, three hundred ninety-five million, eight hundred fifty-two thousand, forty".