1307400488 has 24 divisors (see below), whose sum is σ = 2587191930. Its totient is φ = 619293600.

The previous prime is 1307400473. The next prime is 1307400491. The reversal of 1307400488 is 8840047031.

It is a happy number.

It can be written as a sum of positive squares in only one way, i.e., 973315204 + 334085284 = 31198^2 + 18278^2 .

It is an unprimeable number.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 223463 + ... + 229238.

Almost surely, 2^1307400488 is an apocalyptic number.

It is an amenable number.

1307400488 is a deficient number, since it is larger than the sum of its proper divisors (1279791442).

1307400488 is a wasteful number, since it uses less digits than its factorization.

1307400488 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 452745 (or 452722 counting only the distinct ones).

The product of its (nonzero) digits is 21504, while the sum is 35.

The square root of 1307400488 is about 36157.9934177769. The cubic root of 1307400488 is about 1093.4599502215.

The spelling of 1307400488 in words is "one billion, three hundred seven million, four hundred thousand, four hundred eighty-eight".