400151334 has 32 divisors (see below), whose sum is σ = 887863680. Its totient is φ = 119201600.

The previous prime is 400151333. The next prime is 400151351. The reversal of 400151334 is 433151004.

It is a self number, because there is not a number n which added to its sum of digits gives 400151334.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (400151333) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 47487 + ... + 55274.

It is an arithmetic number, because the mean of its divisors is an integer number (27745740).

Almost surely, 2^400151334 is an apocalyptic number.

400151334 is an abundant number, since it is smaller than the sum of its proper divisors (487712346).

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

400151334 is a wasteful number, since it uses less digits than its factorization.

400151334 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 102836.

The product of its (nonzero) digits is 720, while the sum is 21.

The square root of 400151334 is about 20003.7829922242. The cubic root of 400151334 is about 736.8992078827.

The spelling of 400151334 in words is "four hundred million, one hundred fifty-one thousand, three hundred thirty-four".