400480734 has 16 divisors (see below), whose sum is σ = 804988800. Its totient is φ = 132822360.

The previous prime is 400480733. The next prime is 400480739. The reversal of 400480734 is 437084004.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (400480733) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 166512 + ... + 168899.

It is an arithmetic number, because the mean of its divisors is an integer number (50311800).

Almost surely, 2^400480734 is an apocalyptic number.

400480734 is an abundant number, since it is smaller than the sum of its proper divisors (404508066).

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

400480734 is a wasteful number, since it uses less digits than its factorization.

400480734 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 335615.

The product of its (nonzero) digits is 10752, while the sum is 30.

The square root of 400480734 is about 20012.0147411499. The cubic root of 400480734 is about 737.1013547569.

The spelling of 400480734 in words is "four hundred million, four hundred eighty thousand, seven hundred thirty-four".