4661142 has 16 divisors (see below), whose sum is σ = 9354432. Its totient is φ = 1548360.

The previous prime is 4661119. The next prime is 4661161. The reversal of 4661142 is 2411664.

It is an Ulam number.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 813 + ... + 3159.

It is an arithmetic number, because the mean of its divisors is an integer number (584652).

Almost surely, 2^4661142 is an apocalyptic number.

4661142 is an abundant number, since it is smaller than the sum of its proper divisors (4693290).

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

4661142 is a wasteful number, since it uses less digits than its factorization.

4661142 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2683.

The product of its digits is 1152, while the sum is 24.

The square root of 4661142 is about 2158.9678089309. The cubic root of 4661142 is about 167.0439603634.

The spelling of 4661142 in words is "four million, six hundred sixty-one thousand, one hundred forty-two".