1490045667 has 24 divisors (see below), whose sum is σ = 2199543360. Its totient is φ = 896530800.

The previous prime is 1490045633. The next prime is 1490045671. The reversal of 1490045667 is 7665400941.

It is not a de Polignac number, because 1490045667 - 2⁶ = 1490045603 is a prime.

It is not an unprimeable number, because it can be changed into a prime (1490045617) by changing a digit.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 35692 + ... + 65222.

It is an arithmetic number, because the mean of its divisors is an integer number (91647640).

Almost surely, 2^1490045667 is an apocalyptic number.

1490045667 is a deficient number, since it is larger than the sum of its proper divisors (709497693).

1490045667 is a wasteful number, since it uses less digits than its factorization.

1490045667 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 29695 (or 29684 counting only the distinct ones).

The product of its (nonzero) digits is 181440, while the sum is 42.

The square root of 1490045667 is about 38601.1096602157. The cubic root of 1490045667 is about 1142.1764277995.

The spelling of 1490045667 in words is "one billion, four hundred ninety million, forty-five thousand, six hundred sixty-seven".