1406338677 has 12 divisors (see below), whose sum is σ = 2059989984. Its totient is φ = 924353640.

The previous prime is 1406338669. The next prime is 1406338721. The reversal of 1406338677 is 7768336041.

1406338677 is a `hidden beast` number, since 1 + 4 + 0 + 633 + 8 + 6 + 7 + 7 = 666.

It is not a de Polignac number, because 1406338677 - 2³ = 1406338669 is a prime.

It is a super-2 number, since 2×1406338677² = 3955576948852220658, which contains 22 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1406338667) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 1099783 + ... + 1101060.

It is an arithmetic number, because the mean of its divisors is an integer number (171665832).

Almost surely, 2^1406338677 is an apocalyptic number.

It is an amenable number.

1406338677 is a deficient number, since it is larger than the sum of its proper divisors (653651307).

1406338677 is a wasteful number, since it uses less digits than its factorization.

1406338677 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2200920 (or 2200917 counting only the distinct ones).

The product of its (nonzero) digits is 508032, while the sum is 45.

The square root of 1406338677 is about 37501.1823413609. The cubic root of 1406338677 is about 1120.3747356275.

The spelling of 1406338677 in words is "one billion, four hundred six million, three hundred thirty-eight thousand, six hundred seventy-seven".