1672994790 has 32 divisors (see below), whose sum is σ = 4461320160. Its totient is φ = 446131872.

The previous prime is 1672994789. The next prime is 1672994809. The reversal of 1672994790 is 974992761.

1672994790 is a `hidden beast` number, since 16 + 72 + 99 + 479 + 0 = 666.

It is a Smith number, since the sum of its digits (54) coincides with the sum of the digits of its prime factors.

It is a Harshad number since it is a multiple of its sum of digits (54).

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 3097869 + ... + 3098408.

It is an arithmetic number, because the mean of its divisors is an integer number (139416255).

Almost surely, 2^1672994790 is an apocalyptic number.

1672994790 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

1672994790 is an abundant number, since it is smaller than the sum of its proper divisors (2788325370).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

1672994790 is a wasteful number, since it uses less digits than its factorization.

1672994790 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 6196293 (or 6196287 counting only the distinct ones).

The product of its (nonzero) digits is 1714608, while the sum is 54.

The square root of 1672994790 is about 40902.2589840708. The cubic root of 1672994790 is about 1187.1297703094.

The spelling of 1672994790 in words is "one billion, six hundred seventy-two million, nine hundred ninety-four thousand, seven hundred ninety".