1398060744 has 32 divisors (see below), whose sum is σ = 3498603840. Its totient is φ = 465560000.

The previous prime is 1398060743. The next prime is 1398060757. The reversal of 1398060744 is 4470608931.

It is a junction number, because it is equal to n+sod(n) for n = 1398060696 and 1398060705.

It is not an unprimeable number, because it can be changed into a prime (1398060743) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 3507 + ... + 52994.

It is an arithmetic number, because the mean of its divisors is an integer number (109331370).

Almost surely, 2^1398060744 is an apocalyptic number.

It is an amenable number.

1398060744 is an abundant number, since it is smaller than the sum of its proper divisors (2100543096).

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

1398060744 is a wasteful number, since it uses less digits than its factorization.

1398060744 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 57541 (or 57537 counting only the distinct ones).

The product of its (nonzero) digits is 145152, while the sum is 42.

The square root of 1398060744 is about 37390.6504891263. The cubic root of 1398060744 is about 1118.1721738200.

The spelling of 1398060744 in words is "one billion, three hundred ninety-eight million, sixty thousand, seven hundred forty-four".