400126348 has 24 divisors (see below), whose sum is σ = 742618800. Its totient is φ = 187987968.

The previous prime is 400126319. The next prime is 400126357. The reversal of 400126348 is 843621004.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 40348 + ... + 49276.

It is an arithmetic number, because the mean of its divisors is an integer number (30942450).

Almost surely, 2^400126348 is an apocalyptic number.

It is an amenable number.

400126348 is a deficient number, since it is larger than the sum of its proper divisors (342492452).

400126348 is a wasteful number, since it uses less digits than its factorization.

400126348 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 9609 (or 9607 counting only the distinct ones).

The product of its (nonzero) digits is 4608, while the sum is 28.

The square root of 400126348 is about 20003.1584506047. The cubic root of 400126348 is about 736.8838698966.

It can be divided in two parts, 40012 and 6348, that added together give a triangular number (46360 = T₃₀₄).

The spelling of 400126348 in words is "four hundred million, one hundred twenty-six thousand, three hundred forty-eight".