457755142 has 8 divisors (see below), whose sum is σ = 739450656. Its totient is φ = 211271592.

The previous prime is 457755121. The next prime is 457755143. The reversal of 457755142 is 241557754.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a junction number, because it is equal to n+sod(n) for n = 457755095 and 457755104.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (457755143) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 8802958 + ... + 8803009.

It is an arithmetic number, because the mean of its divisors is an integer number (92431332).

Almost surely, 2^457755142 is an apocalyptic number.

457755142 is a deficient number, since it is larger than the sum of its proper divisors (281695514).

457755142 is a wasteful number, since it uses less digits than its factorization.

457755142 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 17605982.

The product of its digits is 196000, while the sum is 40.

The square root of 457755142 is about 21395.2130627391. The cubic root of 457755142 is about 770.6864862305.

The spelling of 457755142 in words is "four hundred fifty-seven million, seven hundred fifty-five thousand, one hundred forty-two".