39426029 has 4 divisors (see below), whose sum is σ = 39632640. Its totient is φ = 39219420.

The previous prime is 39426001. The next prime is 39426061. The reversal of 39426029 is 92062493.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is a cyclic number.

It is not a de Polignac number, because 39426029 - 2⁸ = 39425773 is a prime.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 39426029.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (39426089) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 103019 + ... + 103400.

It is an arithmetic number, because the mean of its divisors is an integer number (9908160).

Almost surely, 2^39426029 is an apocalyptic number.

It is an amenable number.

39426029 is a deficient number, since it is larger than the sum of its proper divisors (206611).

39426029 is a wasteful number, since it uses less digits than its factorization.

39426029 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 206610.

The product of its (nonzero) digits is 23328, while the sum is 35.

The square root of 39426029 is about 6279.0149705189. The cubic root of 39426029 is about 340.3515078651.

The spelling of 39426029 in words is "thirty-nine million, four hundred twenty-six thousand, twenty-nine".