2150722942 has 8 divisors (see below), whose sum is σ = 3231119232. Its totient is φ = 1073683200.

The previous prime is 2150722901. The next prime is 2150722943. The reversal of 2150722942 is 2492270512.

It is a happy number.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a junction number, because it is equal to n+sod(n) for n = 2150722898 and 2150722907.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2150722943) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 837534 + ... + 840097.

It is an arithmetic number, because the mean of its divisors is an integer number (403889904).

Almost surely, 2^2150722942 is an apocalyptic number.

2150722942 is a deficient number, since it is larger than the sum of its proper divisors (1080396290).

2150722942 is a wasteful number, since it uses less digits than its factorization.

2150722942 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1678274.

The product of its (nonzero) digits is 20160, while the sum is 34.

The square root of 2150722942 is about 46375.8875063324. The cubic root of 2150722942 is about 1290.8075271610.

The spelling of 2150722942 in words is "two billion, one hundred fifty million, seven hundred twenty-two thousand, nine hundred forty-two".