4890952251 has 6 divisors (see below), whose sum is σ = 7064708820. Its totient is φ = 3260634828.

The previous prime is 4890952247. The next prime is 4890952259. The reversal of 4890952251 is 1522590984.

It is a happy number.

It is not a de Polignac number, because 4890952251 - 2² = 4890952247 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 4890952197 and 4890952206.

It is not an unprimeable number, because it can be changed into a prime (4890952259) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 271719561 + ... + 271719578.

It is an arithmetic number, because the mean of its divisors is an integer number (1177451470).

Almost surely, 2^4890952251 is an apocalyptic number.

4890952251 is a deficient number, since it is larger than the sum of its proper divisors (2173756569).

4890952251 is a wasteful number, since it uses less digits than its factorization.

4890952251 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 543439145 (or 543439142 counting only the distinct ones).

The product of its (nonzero) digits is 259200, while the sum is 45.

The square root of 4890952251 is about 69935.3433608501. The cubic root of 4890952251 is about 1697.4531935156.

The spelling of 4890952251 in words is "four billion, eight hundred ninety million, nine hundred fifty-two thousand, two hundred fifty-one".