1393752552 has 16 divisors (see below), whose sum is σ = 3484381440. Its totient is φ = 464584176.

The previous prime is 1393752539. The next prime is 1393752553. The reversal of 1393752552 is 2552573931.

1393752552 is digitally balanced in base 4, because in such base it contains all the possibile digits an equal number of times.

It is not an unprimeable number, because it can be changed into a prime (1393752553) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 29036488 + ... + 29036535.

It is an arithmetic number, because the mean of its divisors is an integer number (217773840).

Almost surely, 2^1393752552 is an apocalyptic number.

1393752552 is a gapful number since it is divisible by the number (12) formed by its first and last digit.

It is an amenable number.

1393752552 is an abundant number, since it is smaller than the sum of its proper divisors (2090628888).

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

1393752552 is a wasteful number, since it uses less digits than its factorization.

1393752552 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 58073032 (or 58073028 counting only the distinct ones).

The product of its digits is 283500, while the sum is 42.

The square root of 1393752552 is about 37332.9954865666. The cubic root of 1393752552 is about 1117.0224247428.

The spelling of 1393752552 in words is "one billion, three hundred ninety-three million, seven hundred fifty-two thousand, five hundred fifty-two".