1357634448 has 30 divisors (see below), whose sum is σ = 3799491254. Its totient is φ = 452544768.

The previous prime is 1357634441. The next prime is 1357634461. The reversal of 1357634448 is 8444367531.

1357634448 is a `hidden beast` number, since 1 + 3 + 5 + 7 + 634 + 4 + 4 + 8 = 666.

1357634448 is digitally balanced in base 4, because in such base it contains all the possibile digits an equal number of times.

It can be written as a sum of positive squares in only one way, i.e., 955551744 + 402082704 = 30912^2 + 20052^2 .

It is a Smith number, since the sum of its digits (45) coincides with the sum of the digits of its prime factors.

It is not an unprimeable number, because it can be changed into a prime (1357634441) by changing a digit.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 4713865 + ... + 4714152.

Almost surely, 2^1357634448 is an apocalyptic number.

1357634448 is a gapful number since it is divisible by the number (18) formed by its first and last digit.

It is an amenable number.

1357634448 is an abundant number, since it is smaller than the sum of its proper divisors (2441856806).

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

1357634448 is a wasteful number, since it uses less digits than its factorization.

1357634448 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 9428031 (or 9428022 counting only the distinct ones).

The product of its digits is 967680, while the sum is 45.

The square root of 1357634448 is about 36846.0913530866. The cubic root of 1357634448 is about 1107.2889084676.

The spelling of 1357634448 in words is "one billion, three hundred fifty-seven million, six hundred thirty-four thousand, four hundred forty-eight".