42959906 has 32 divisors (see below), whose sum is σ = 74649600. Its totient is φ = 18348880.

The previous prime is 42959897. The next prime is 42959941. The reversal of 42959906 is 60995924.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 29135 + ... + 30573.

It is an arithmetic number, because the mean of its divisors is an integer number (2332800).

Almost surely, 2^42959906 is an apocalyptic number.

42959906 is a gapful number since it is divisible by the number (46) formed by its first and last digit.

42959906 is a deficient number, since it is larger than the sum of its proper divisors (31689694).

42959906 is a wasteful number, since it uses less digits than its factorization.

42959906 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1534.

The product of its (nonzero) digits is 174960, while the sum is 44.

The square root of 42959906 is about 6554.3806724968. The cubic root of 42959906 is about 350.2308843938.

The spelling of 42959906 in words is "forty-two million, nine hundred fifty-nine thousand, nine hundred six".