939429494 has 4 divisors (see below), whose sum is σ = 1409144244. Its totient is φ = 469714746.

The previous prime is 939429461. The next prime is 939429499. The reversal of 939429494 is 494924939.

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

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (939429499) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 234857372 + ... + 234857375.

It is an arithmetic number, because the mean of its divisors is an integer number (352286061).

Almost surely, 2^939429494 is an apocalyptic number.

939429494 is a deficient number, since it is larger than the sum of its proper divisors (469714750).

939429494 is a wasteful number, since it uses less digits than its factorization.

939429494 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 469714749.

The product of its digits is 2519424, while the sum is 53.

The square root of 939429494 is about 30650.1140944043. The cubic root of 939429494 is about 979.3878913922.

The spelling of 939429494 in words is "nine hundred thirty-nine million, four hundred twenty-nine thousand, four hundred ninety-four".