2150402254 has 64 divisors (see below), whose sum is σ = 4558901760. Its totient is φ = 732654720.

The previous prime is 2150402209. The next prime is 2150402257. The reversal of 2150402254 is 4522040512.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2150402257) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 9772 + ... + 66304.

It is an arithmetic number, because the mean of its divisors is an integer number (71232840).

Almost surely, 2^2150402254 is an apocalyptic number.

2150402254 is an abundant number, since it is smaller than the sum of its proper divisors (2408499506).

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

2150402254 is a wasteful number, since it uses less digits than its factorization.

2150402254 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 56585.

The product of its (nonzero) digits is 3200, while the sum is 25.

The square root of 2150402254 is about 46372.4298910463. The cubic root of 2150402254 is about 1290.7433677952.

Adding to 2150402254 its reverse (4522040512), we get a palindrome (6672442766).

It can be divided in two parts, 2150 and 402254, that added together give a palindrome (404404).

The spelling of 2150402254 in words is "two billion, one hundred fifty million, four hundred two thousand, two hundred fifty-four".