1494880664 has 32 divisors (see below), whose sum is σ = 2875672800. Its totient is φ = 728090880.

The previous prime is 1494880663. The next prime is 1494880711. The reversal of 1494880664 is 4660884941.

It is a Smith number, since the sum of its digits (50) coincides with the sum of the digits of its prime factors.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1494880663) 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, 235322 + ... + 241590.

It is an arithmetic number, because the mean of its divisors is an integer number (89864775).

Almost surely, 2^1494880664 is an apocalyptic number.

It is an amenable number.

1494880664 is a deficient number, since it is larger than the sum of its proper divisors (1380792136).

1494880664 is a wasteful number, since it uses less digits than its factorization.

1494880664 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 7043 (or 7039 counting only the distinct ones).

The product of its (nonzero) digits is 1327104, while the sum is 50.

The square root of 1494880664 is about 38663.6866322910. The cubic root of 1494880664 is about 1143.4104967277.

The spelling of 1494880664 in words is "one billion, four hundred ninety-four million, eight hundred eighty thousand, six hundred sixty-four".