40789429 has 8 divisors (see below), whose sum is σ = 42484608. Its totient is φ = 39125520.

The previous prime is 40789393. The next prime is 40789433. The reversal of 40789429 is 92498704.

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 40789429 - 2¹¹ = 40787381 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (40789439) 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, 5137 + ... + 10390.

It is an arithmetic number, because the mean of its divisors is an integer number (5310576).

Almost surely, 2^40789429 is an apocalyptic number.

It is an amenable number.

40789429 is a deficient number, since it is larger than the sum of its proper divisors (1695179).

40789429 is a wasteful number, since it uses less digits than its factorization.

40789429 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 15635.

The product of its (nonzero) digits is 145152, while the sum is 43.

The square root of 40789429 is about 6386.6602383405. The cubic root of 40789429 is about 344.2303897653.

The spelling of 40789429 in words is "forty million, seven hundred eighty-nine thousand, four hundred twenty-nine".