1670081542 has 8 divisors (see below), whose sum is σ = 2510703000. Its totient is φ = 833180544.

The previous prime is 1670081527. The next prime is 1670081563. The reversal of 1670081542 is 2451800761.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a junction number, because it is equal to n+sod(n) for n = 1670081498 and 1670081507.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 928992 + ... + 930787.

It is an arithmetic number, because the mean of its divisors is an integer number (313837875).

Almost surely, 2^1670081542 is an apocalyptic number.

1670081542 is a deficient number, since it is larger than the sum of its proper divisors (840621458).

1670081542 is a wasteful number, since it uses less digits than its factorization.

1670081542 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1860230.

The product of its (nonzero) digits is 13440, while the sum is 34.

The square root of 1670081542 is about 40866.6311555039. The cubic root of 1670081542 is about 1186.4403055625.

The spelling of 1670081542 in words is "one billion, six hundred seventy million, eighty-one thousand, five hundred forty-two".