400069348 has 12 divisors (see below), whose sum is σ = 800138752. Its totient is φ = 171458280.

The previous prime is 400069333. The next prime is 400069357. The reversal of 400069348 is 843960004.

400069348 is an admirable 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, 7144068 + ... + 7144123.

Almost surely, 2^400069348 is an apocalyptic number.

It is an amenable number.

400069348 is a primitive abundant number, since it is smaller than the sum of its proper divisors, none of which is abundant.

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

400069348 is a wasteful number, since it uses less digits than its factorization.

400069348 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 14288202 (or 14288200 counting only the distinct ones).

The product of its (nonzero) digits is 20736, while the sum is 34.

The square root of 400069348 is about 20001.7336248636. The cubic root of 400069348 is about 736.8488773037.

The spelling of 400069348 in words is "four hundred million, sixty-nine thousand, three hundred forty-eight".