8461142 has 4 divisors (see below), whose sum is σ = 12691716. Its totient is φ = 4230570.

The previous prime is 8461097. The next prime is 8461147. The reversal of 8461142 is 2411648.

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

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (8461147) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 2115284 + ... + 2115287.

It is an arithmetic number, because the mean of its divisors is an integer number (3172929).

Almost surely, 2^8461142 is an apocalyptic number.

8461142 is a deficient number, since it is larger than the sum of its proper divisors (4230574).

8461142 is a wasteful number, since it uses less digits than its factorization.

8461142 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4230573.

The product of its digits is 1536, while the sum is 26.

The square root of 8461142 is about 2908.8042216691. The cubic root of 8461142 is about 203.7712898827.

The spelling of 8461142 in words is "eight million, four hundred sixty-one thousand, one hundred forty-two".