2141621974 has 8 divisors (see below), whose sum is σ = 3381508440. Its totient is φ = 1014452496.

The previous prime is 2141621959. The next prime is 2141621983. The reversal of 2141621974 is 4791261412.

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

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 28179199 + ... + 28179274.

It is an arithmetic number, because the mean of its divisors is an integer number (422688555).

Almost surely, 2^2141621974 is an apocalyptic number.

2141621974 is a deficient number, since it is larger than the sum of its proper divisors (1239886466).

2141621974 is a wasteful number, since it uses less digits than its factorization.

2141621974 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 56358494.

The product of its digits is 24192, while the sum is 37.

The square root of 2141621974 is about 46277.6617170747. The cubic root of 2141621974 is about 1288.9842321260.

The spelling of 2141621974 in words is "two billion, one hundred forty-one million, six hundred twenty-one thousand, nine hundred seventy-four".