2400432166 has 16 divisors (see below), whose sum is σ = 4023785808. Its totient is φ = 1064492800.

The previous prime is 2400432163. The next prime is 2400432173. The reversal of 2400432166 is 6612340042.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2400432163) 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, 1329715 + ... + 1331518.

It is an arithmetic number, because the mean of its divisors is an integer number (251486613).

Almost surely, 2^2400432166 is an apocalyptic number.

2400432166 is a deficient number, since it is larger than the sum of its proper divisors (1623353642).

2400432166 is a wasteful number, since it uses less digits than its factorization.

2400432166 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2661287.

The product of its (nonzero) digits is 6912, while the sum is 28.

The square root of 2400432166 is about 48994.2054328877. The cubic root of 2400432166 is about 1338.9462581635.

The spelling of 2400432166 in words is "two billion, four hundred million, four hundred thirty-two thousand, one hundred sixty-six".