1492399928 has 8 divisors (see below), whose sum is σ = 2798249880. Its totient is φ = 746199960.

The previous prime is 1492399849. The next prime is 1492399933. The reversal of 1492399928 is 8299932941.

It is a tau number, because it is divible by the number of its divisors (8).

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 93274988 + ... + 93275003.

It is an arithmetic number, because the mean of its divisors is an integer number (349781235).

Almost surely, 2^1492399928 is an apocalyptic number.

It is an amenable number.

1492399928 is a deficient number, since it is larger than the sum of its proper divisors (1305849952).

1492399928 is a wasteful number, since it uses less digits than its factorization.

1492399928 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 186549997 (or 186549993 counting only the distinct ones).

The product of its digits is 2519424, while the sum is 56.

The square root of 1492399928 is about 38631.5923565157. The cubic root of 1492399928 is about 1142.7776546680. Note that the first 3 decimals are identical.

The spelling of 1492399928 in words is "one billion, four hundred ninety-two million, three hundred ninety-nine thousand, nine hundred twenty-eight".