2031442678 has 8 divisors (see below), whose sum is σ = 3048209640. Its totient is φ = 1015372800.

The previous prime is 2031442669. The next prime is 2031442687. The reversal of 2031442678 is 8762441302.

It is an interprime number because it is at equal distance from previous prime (2031442669) and next prime (2031442687).

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, 166923 + ... + 178678.

It is an arithmetic number, because the mean of its divisors is an integer number (381026205).

Almost surely, 2^2031442678 is an apocalyptic number.

2031442678 is a deficient number, since it is larger than the sum of its proper divisors (1016766962).

2031442678 is a wasteful number, since it uses less digits than its factorization.

2031442678 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 348542.

The product of its (nonzero) digits is 64512, while the sum is 37.

The square root of 2031442678 is about 45071.5284630996. The cubic root of 2031442678 is about 1266.4892973097.

The spelling of 2031442678 in words is "two billion, thirty-one million, four hundred forty-two thousand, six hundred seventy-eight".