2106462542 has 4 divisors (see below), whose sum is σ = 3159693816. Its totient is φ = 1053231270.

The previous prime is 2106462541. The next prime is 2106462587. The reversal of 2106462542 is 2452646012.

It is a semiprime because it is the product of two primes.

It is a junction number, because it is equal to n+sod(n) for n = 2106462499 and 2106462508.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2106462541) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 526615634 + ... + 526615637.

It is an arithmetic number, because the mean of its divisors is an integer number (789923454).

Almost surely, 2^2106462542 is an apocalyptic number.

2106462542 is a deficient number, since it is larger than the sum of its proper divisors (1053231274).

2106462542 is a wasteful number, since it uses less digits than its factorization.

2106462542 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1053231273.

The product of its (nonzero) digits is 23040, while the sum is 32.

The square root of 2106462542 is about 45896.2148983988. The cubic root of 2106462542 is about 1281.8914382903.

The spelling of 2106462542 in words is "two billion, one hundred six million, four hundred sixty-two thousand, five hundred forty-two".