6456142 has 48 divisors (see below), whose sum is σ = 12632112. Its totient is φ = 2446080.

The previous prime is 6456137. The next prime is 6456161. The reversal of 6456142 is 2416546.

It is a self number, because there is not a number n which added to its sum of digits gives 6456142.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 57078 + ... + 57190.

It is an arithmetic number, because the mean of its divisors is an integer number (263169).

Almost surely, 2^6456142 is an apocalyptic number.

6456142 is a deficient number, since it is larger than the sum of its proper divisors (6175970).

6456142 is a wasteful number, since it uses less digits than its factorization.

6456142 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 193 (or 186 counting only the distinct ones).

The product of its digits is 5760, while the sum is 28.

The square root of 6456142 is about 2540.8939371804. The cubic root of 6456142 is about 186.2048654202.

The spelling of 6456142 in words is "six million, four hundred fifty-six thousand, one hundred forty-two".