2400156254 has 16 divisors (see below), whose sum is σ = 3817631088. Its totient is φ = 1127820672.

The previous prime is 2400156221. The next prime is 2400156257. The reversal of 2400156254 is 4526510042.

It is a Curzon number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2400156257) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 28457 + ... + 74900.

It is an arithmetic number, because the mean of its divisors is an integer number (238601943).

Almost surely, 2^2400156254 is an apocalyptic number.

2400156254 is a deficient number, since it is larger than the sum of its proper divisors (1417474834).

2400156254 is a wasteful number, since it uses less digits than its factorization.

2400156254 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 104059.

The product of its (nonzero) digits is 9600, while the sum is 29.

The square root of 2400156254 is about 48991.3895904168. The cubic root of 2400156254 is about 1338.8949555272.

Adding to 2400156254 its reverse (4526510042), we get a palindrome (6926666296).

The spelling of 2400156254 in words is "two billion, four hundred million, one hundred fifty-six thousand, two hundred fifty-four".