986142074 has 4 divisors (see below), whose sum is σ = 1479213114. Its totient is φ = 493071036.

The previous prime is 986141987. The next prime is 986142077. The reversal of 986142074 is 470241689.

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

It can be written as a sum of positive squares in only one way, i.e., 966277225 + 19864849 = 31085^2 + 4457^2 .

It is a super-2 number, since 2×986142074² = 1944952380226042952, which contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (986142077) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 246535517 + ... + 246535520.

Almost surely, 2^986142074 is an apocalyptic number.

986142074 is a deficient number, since it is larger than the sum of its proper divisors (493071040).

986142074 is a wasteful number, since it uses less digits than its factorization.

986142074 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 493071039.

The product of its (nonzero) digits is 96768, while the sum is 41.

The square root of 986142074 is about 31402.8991336787. The cubic root of 986142074 is about 995.3591875094.

The spelling of 986142074 in words is "nine hundred eighty-six million, one hundred forty-two thousand, seventy-four".