942661431 has 12 divisors (see below), whose sum is σ = 1365182208. Its totient is φ = 626797824.

The previous prime is 942661429. The next prime is 942661453. The reversal of 942661431 is 134166249.

942661431 is a `hidden beast` number, since 9 + 4 + 2 + 6 + 614 + 31 = 666.

It is not a de Polignac number, because 942661431 - 2¹ = 942661429 is a prime.

It is a super-2 number, since 2×942661431² = 1777221146989935522, which contains 22 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (942661411) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 133290 + ... + 140183.

It is an arithmetic number, because the mean of its divisors is an integer number (113765184).

Almost surely, 2^942661431 is an apocalyptic number.

942661431 is a deficient number, since it is larger than the sum of its proper divisors (422520777).

942661431 is a wasteful number, since it uses less digits than its factorization.

942661431 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 273862 (or 273859 counting only the distinct ones).

The product of its digits is 31104, while the sum is 36.

The square root of 942661431 is about 30702.7919088802. The cubic root of 942661431 is about 980.5097414094.

The spelling of 942661431 in words is "nine hundred forty-two million, six hundred sixty-one thousand, four hundred thirty-one".