2251659254 has 32 divisors (see below), whose sum is σ = 3690471456. Its totient is φ = 1024128000.

The previous prime is 2251659251. The next prime is 2251659283. The reversal of 2251659254 is 4529561522.

It is a super-2 number, since 2×2251659254² = 10139938792247673032, which contains 22 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2251659251) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 631244 + ... + 634800.

It is an arithmetic number, because the mean of its divisors is an integer number (115327233).

Almost surely, 2^2251659254 is an apocalyptic number.

2251659254 is a deficient number, since it is larger than the sum of its proper divisors (1438812202).

2251659254 is a wasteful number, since it uses less digits than its factorization.

2251659254 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3920.

The product of its digits is 216000, while the sum is 41.

The square root of 2251659254 is about 47451.6517520729. The cubic root of 2251659254 is about 1310.6927272642.

The spelling of 2251659254 in words is "two billion, two hundred fifty-one million, six hundred fifty-nine thousand, two hundred fifty-four".