83146742 has 16 divisors (see below), whose sum is σ = 143566080. Its totient is φ = 35377128.

The previous prime is 83146727. The next prime is 83146757. The reversal of 83146742 is 24764138.

It is an interprime number because it is at equal distance from previous prime (83146727) and next prime (83146757).

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 19418 + ... + 23309.

It is an arithmetic number, because the mean of its divisors is an integer number (8972880).

Almost surely, 2^83146742 is an apocalyptic number.

83146742 is a deficient number, since it is larger than the sum of its proper divisors (60419338).

83146742 is a wasteful number, since it uses less digits than its factorization.

83146742 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 42875.

The product of its digits is 32256, while the sum is 35.

The square root of 83146742 is about 9118.4835362027. The cubic root of 83146742 is about 436.4639836587.

The spelling of 83146742 in words is "eighty-three million, one hundred forty-six thousand, seven hundred forty-two".