456020142 has 16 divisors (see below), whose sum is σ = 912753792. Its totient is φ = 151887800.

The previous prime is 456020141. The next prime is 456020143. The reversal of 456020142 is 241020654.

It is an interprime number because it is at equal distance from previous prime (456020141) and next prime (456020143).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (456020141) 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, 21234 + ... + 36917.

It is an arithmetic number, because the mean of its divisors is an integer number (57047112).

Almost surely, 2^456020142 is an apocalyptic number.

456020142 is an abundant number, since it is smaller than the sum of its proper divisors (456733650).

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

456020142 is a wasteful number, since it uses less digits than its factorization.

456020142 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 59463.

The product of its (nonzero) digits is 1920, while the sum is 24.

The square root of 456020142 is about 21354.6281166402. The cubic root of 456020142 is about 769.7115589116.

Adding to 456020142 its reverse (241020654), we get a palindrome (697040796).

The spelling of 456020142 in words is "four hundred fifty-six million, twenty thousand, one hundred forty-two".