39429346 has 32 divisors (see below), whose sum is σ = 67469760. Its totient is φ = 17121600.

The previous prime is 39429343. The next prime is 39429347. The reversal of 39429346 is 64392493.

It is a plaindrome in base 12.

It is a junction number, because it is equal to n+sod(n) for n = 39429299 and 39429308.

It is not an unprimeable number, because it can be changed into a prime (39429343) 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, 47616 + ... + 48436.

It is an arithmetic number, because the mean of its divisors is an integer number (2108430).

Almost surely, 2^39429346 is an apocalyptic number.

39429346 is a deficient number, since it is larger than the sum of its proper divisors (28040414).

39429346 is a wasteful number, since it uses less digits than its factorization.

39429346 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 930.

The product of its digits is 139968, while the sum is 40.

The square root of 39429346 is about 6279.2790987501. The cubic root of 39429346 is about 340.3610524420.

The spelling of 39429346 in words is "thirty-nine million, four hundred twenty-nine thousand, three hundred forty-six".