942487869 has 16 divisors (see below), whose sum is σ = 1293110784. Its totient is φ = 610233600.

The previous prime is 942487853. The next prime is 942487877. The reversal of 942487869 is 968784249.

It is not a de Polignac number, because 942487869 - 2⁴ = 942487853 is a prime.

It is a super-2 number, since 2×942487869² = 1776566766424322322, which contains 22 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (942487669) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 10249 + ... + 44609.

It is an arithmetic number, because the mean of its divisors is an integer number (80819424).

Almost surely, 2^942487869 is an apocalyptic number.

It is an amenable number.

942487869 is a deficient number, since it is larger than the sum of its proper divisors (350622915).

942487869 is a wasteful number, since it uses less digits than its factorization.

942487869 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 34628.

The product of its digits is 6967296, while the sum is 57.

The square root of 942487869 is about 30699.9652931400. The cubic root of 942487869 is about 980.4495608498.

The spelling of 942487869 in words is "nine hundred forty-two million, four hundred eighty-seven thousand, eight hundred sixty-nine".