400432150 has 12 divisors (see below), whose sum is σ = 744803892. Its totient is φ = 160172840.

The previous prime is 400432147. The next prime is 400432159. The reversal of 400432150 is 51234004.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (400432159) by changing a digit.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 4004272 + ... + 4004371.

It is an arithmetic number, because the mean of its divisors is an integer number (62066991).

Almost surely, 2^400432150 is an apocalyptic number.

400432150 is a deficient number, since it is larger than the sum of its proper divisors (344371742).

400432150 is a wasteful number, since it uses less digits than its factorization.

400432150 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 8008655 (or 8008650 counting only the distinct ones).

The product of its (nonzero) digits is 480, while the sum is 19.

The square root of 400432150 is about 20010.8008335499. The cubic root of 400432150 is about 737.0715465977.

Adding to 400432150 its reverse (51234004), we get a palindrome (451666154).

The spelling of 400432150 in words is "four hundred million, four hundred thirty-two thousand, one hundred fifty".