142634074 has 24 divisors (see below), whose sum is σ = 235799424. Its totient is φ = 64660200.

The previous prime is 142634057. The next prime is 142634099. The reversal of 142634074 is 470436241.

It is an unprimeable number.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 146409 + ... + 147379.

It is an arithmetic number, because the mean of its divisors is an integer number (9824976).

Almost surely, 2^142634074 is an apocalyptic number.

142634074 is a deficient number, since it is larger than the sum of its proper divisors (93165350).

142634074 is a wasteful number, since it uses less digits than its factorization.

142634074 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1602 (or 1591 counting only the distinct ones).

The product of its (nonzero) digits is 16128, while the sum is 31.

The square root of 142634074 is about 11942.9508079034. The cubic root of 142634074 is about 522.4857244484.

The spelling of 142634074 in words is "one hundred forty-two million, six hundred thirty-four thousand, seventy-four".