2192540870 has 32 divisors (see below), whose sum is σ = 4265569728. Its totient is φ = 806617728.

The previous prime is 2192540851. The next prime is 2192540939. The reversal of 2192540870 is 780452912.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 5567 + ... + 66453.

It is an arithmetic number, because the mean of its divisors is an integer number (133299054).

Almost surely, 2^2192540870 is an apocalyptic number.

2192540870 is a deficient number, since it is larger than the sum of its proper divisors (2073028858).

2192540870 is a wasteful number, since it uses less digits than its factorization.

2192540870 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 61184.

The product of its (nonzero) digits is 40320, while the sum is 38.

The square root of 2192540870 is about 46824.5754919359. The cubic root of 2192540870 is about 1299.1198914747.

The spelling of 2192540870 in words is "two billion, one hundred ninety-two million, five hundred forty thousand, eight hundred seventy".