1489866634 has 16 divisors (see below), whose sum is σ = 2308283136. Its totient is φ = 720468000.

The previous prime is 1489866613. The next prime is 1489866641. The reversal of 1489866634 is 4366689841.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 111934 + ... + 124534.

It is an arithmetic number, because the mean of its divisors is an integer number (144267696).

Almost surely, 2^1489866634 is an apocalyptic number.

1489866634 is a deficient number, since it is larger than the sum of its proper divisors (818416502).

1489866634 is a wasteful number, since it uses less digits than its factorization.

1489866634 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 14541.

The product of its digits is 5971968, while the sum is 55.

The square root of 1489866634 is about 38598.7905769080. The cubic root of 1489866634 is about 1142.1306807759.

The spelling of 1489866634 in words is "one billion, four hundred eighty-nine million, eight hundred sixty-six thousand, six hundred thirty-four".