42922340 has 48 divisors (see below), whose sum is σ = 92461824. Its totient is φ = 16732800.

The previous prime is 42922337. The next prime is 42922357. The reversal of 42922340 is 4322924.

42922340 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is an unprimeable number.

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, 237050 + ... + 237230.

It is an arithmetic number, because the mean of its divisors is an integer number (1926288).

Almost surely, 2^42922340 is an apocalyptic number.

It is an amenable number.

42922340 is an abundant number, since it is smaller than the sum of its proper divisors (49539484).

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

42922340 is a wasteful number, since it uses less digits than its factorization.

42922340 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 428 (or 426 counting only the distinct ones).

The product of its (nonzero) digits is 3456, while the sum is 26.

The square root of 42922340 is about 6551.5143287640. The cubic root of 42922340 is about 350.1287689452.

The spelling of 42922340 in words is "forty-two million, nine hundred twenty-two thousand, three hundred forty".