939421007 has 8 divisors (see below), whose sum is σ = 1096467456. Its totient is φ = 788085432.

The previous prime is 939421001. The next prime is 939421033. The reversal of 939421007 is 700124939.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 939421007 - 2¹⁴ = 939404623 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (939421001) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 1427363 + ... + 1428020.

It is an arithmetic number, because the mean of its divisors is an integer number (137058432).

Almost surely, 2^939421007 is an apocalyptic number.

939421007 is a deficient number, since it is larger than the sum of its proper divisors (157046449).

939421007 is a wasteful number, since it uses less digits than its factorization.

939421007 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2855437.

The product of its (nonzero) digits is 13608, while the sum is 35.

The square root of 939421007 is about 30649.9756443623. The cubic root of 939421007 is about 979.3849420525.

It can be divided in two parts, 93942 and 1007, that added together give a palindrome (94949).

The spelling of 939421007 in words is "nine hundred thirty-nine million, four hundred twenty-one thousand, seven".