1670713444 has 6 divisors (see below), whose sum is σ = 2923748534. Its totient is φ = 835356720.

The previous prime is 1670713427. The next prime is 1670713483. The reversal of 1670713444 is 4443170761.

It is a happy number.

It can be written as a sum of positive squares in only one way, i.e., 924768100 + 745945344 = 30410^2 + 27312^2 .

It is a super-2 number, since 2×1670713444² = 5582566823924682272, which contains 22 as substring.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 208839177 + ... + 208839184.

Almost surely, 2^1670713444 is an apocalyptic number.

It is an amenable number.

1670713444 is a deficient number, since it is larger than the sum of its proper divisors (1253035090).

1670713444 is a wasteful number, since it uses less digits than its factorization.

1670713444 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 417678365 (or 417678363 counting only the distinct ones).

The product of its (nonzero) digits is 56448, while the sum is 37.

The square root of 1670713444 is about 40874.3616953219. The cubic root of 1670713444 is about 1186.5899229010.

The spelling of 1670713444 in words is "one billion, six hundred seventy million, seven hundred thirteen thousand, four hundred forty-four".