2351400225 has 24 divisors (see below), whose sum is σ = 3982474272. Its totient is φ = 1223491200.

The previous prime is 2351400199. The next prime is 2351400263. The reversal of 2351400225 is 5220041532.

It is not a de Polignac number, because 2351400225 - 2⁷ = 2351400097 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 2351400195 and 2351400204.

It is an unprimeable number.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 379267 + ... + 385416.

It is an arithmetic number, because the mean of its divisors is an integer number (165936428).

Almost surely, 2^2351400225 is an apocalyptic number.

2351400225 is a gapful number since it is divisible by the number (25) formed by its first and last digit.

It is an amenable number.

2351400225 is a deficient number, since it is larger than the sum of its proper divisors (1631074047).

2351400225 is a wasteful number, since it uses less digits than its factorization.

2351400225 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 764737 (or 764732 counting only the distinct ones).

The product of its (nonzero) digits is 2400, while the sum is 24.

The square root of 2351400225 is about 48491.2386416350. The cubic root of 2351400225 is about 1329.7668999969.

Adding to 2351400225 its reverse (5220041532), we get a palindrome (7571441757).

The spelling of 2351400225 in words is "two billion, three hundred fifty-one million, four hundred thousand, two hundred twenty-five".