1406906677 has 32 divisors (see below), whose sum is σ = 1626428160. Its totient is φ = 1205568000.

The previous prime is 1406906671. The next prime is 1406906693. The reversal of 1406906677 is 7766096041.

It is a cyclic number.

It is not a de Polignac number, because 1406906677 - 2⁷ = 1406906549 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1406906671) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 1696699 + ... + 1697527.

It is an arithmetic number, because the mean of its divisors is an integer number (50825880).

Almost surely, 2^1406906677 is an apocalyptic number.

It is an amenable number.

1406906677 is a deficient number, since it is larger than the sum of its proper divisors (219521483).

1406906677 is a wasteful number, since it uses less digits than its factorization.

1406906677 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1005.

The product of its (nonzero) digits is 381024, while the sum is 46.

The square root of 1406906677 is about 37508.7546714097. The cubic root of 1406906677 is about 1120.5255497487.

The spelling of 1406906677 in words is "one billion, four hundred six million, nine hundred six thousand, six hundred seventy-seven".