40429212 has 48 divisors (see below), whose sum is σ = 97466880. Its totient is φ = 13036032.

The previous prime is 40429211. The next prime is 40429223. The reversal of 40429212 is 21292404.

40429212 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (40429211) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 54339 + ... + 55077.

It is an arithmetic number, because the mean of its divisors is an integer number (2030560).

Almost surely, 2^40429212 is an apocalyptic number.

It is an amenable number.

40429212 is an abundant number, since it is smaller than the sum of its proper divisors (57037668).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

40429212 is a wasteful number, since it uses less digits than its factorization.

40429212 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 890 (or 888 counting only the distinct ones).

The product of its (nonzero) digits is 1152, while the sum is 24.

The square root of 40429212 is about 6358.3969677899. The cubic root of 40429212 is about 343.2140769923.

The spelling of 40429212 in words is "forty million, four hundred twenty-nine thousand, two hundred twelve".