461244142 has 4 divisors (see below), whose sum is σ = 691866216. Its totient is φ = 230622070.

The previous prime is 461244131. The next prime is 461244167. The reversal of 461244142 is 241442164.

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

It is a self number, because there is not a number n which added to its sum of digits gives 461244142.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 115311034 + ... + 115311037.

It is an arithmetic number, because the mean of its divisors is an integer number (172966554).

Almost surely, 2^461244142 is an apocalyptic number.

461244142 is a deficient number, since it is larger than the sum of its proper divisors (230622074).

461244142 is a wasteful number, since it uses less digits than its factorization.

461244142 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 230622073.

The product of its digits is 6144, while the sum is 28.

The square root of 461244142 is about 21476.5952143258. The cubic root of 461244142 is about 772.6395844722.

The spelling of 461244142 in words is "four hundred sixty-one million, two hundred forty-four thousand, one hundred forty-two".