338777406 has 24 divisors (see below), whose sum is σ = 800747064. Its totient is φ = 102659760.

The previous prime is 338777399. The next prime is 338777459. The reversal of 338777406 is 604777833.

It is a super-2 number, since 2×338777406² = 229540261632177672, which contains 22 as substring.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 855301 + ... + 855696.

It is an arithmetic number, because the mean of its divisors is an integer number (33364461).

Almost surely, 2^338777406 is an apocalyptic number.

338777406 is an abundant number, since it is smaller than the sum of its proper divisors (461969658).

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

338777406 is a wasteful number, since it uses less digits than its factorization.

338777406 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1711016 (or 1711013 counting only the distinct ones).

The product of its (nonzero) digits is 592704, while the sum is 45.

The square root of 338777406 is about 18405.9068236259. The cubic root of 338777406 is about 697.1156181729.

The spelling of 338777406 in words is "three hundred thirty-eight million, seven hundred seventy-seven thousand, four hundred six".