2020192542 has 16 divisors (see below), whose sum is σ = 4489316880. Its totient is φ = 673397496.

The previous prime is 2020192463. The next prime is 2020192543. The reversal of 2020192542 is 2452910202.

It is a happy number.

It is a Harshad number since it is a multiple of its sum of digits (27).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2020192543) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 18705433 + ... + 18705540.

It is an arithmetic number, because the mean of its divisors is an integer number (280582305).

Almost surely, 2^2020192542 is an apocalyptic number.

2020192542 is an abundant number, since it is smaller than the sum of its proper divisors (2469124338).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

2020192542 is a wasteful number, since it uses less digits than its factorization.

2020192542 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 37410984 (or 37410978 counting only the distinct ones).

The product of its (nonzero) digits is 2880, while the sum is 27.

The square root of 2020192542 is about 44946.5520590846. The cubic root of 2020192542 is about 1264.1470275582.

The spelling of 2020192542 in words is "two billion, twenty million, one hundred ninety-two thousand, five hundred forty-two".