2190896951 has 16 divisors (see below), whose sum is σ = 2280401760. Its totient is φ = 2103252480.

The previous prime is 2190896933. The next prime is 2190896989. The reversal of 2190896951 is 1596980912.

It is a cyclic number.

It is not a de Polignac number, because 2190896951 - 2⁶ = 2190896887 is a prime.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 2190896951.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2190896051) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 2480756 + ... + 2481638.

It is an arithmetic number, because the mean of its divisors is an integer number (142525110).

Almost surely, 2^2190896951 is an apocalyptic number.

2190896951 is a deficient number, since it is larger than the sum of its proper divisors (89504809).

2190896951 is an equidigital number, since it uses as much as digits as its factorization.

2190896951 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1826.

The product of its (nonzero) digits is 349920, while the sum is 50.

The square root of 2190896951 is about 46807.0181810378. The cubic root of 2190896951 is about 1298.7951264379.

The spelling of 2190896951 in words is "two billion, one hundred ninety million, eight hundred ninety-six thousand, nine hundred fifty-one".