42961746 has 32 divisors (see below), whose sum is σ = 89994240. Its totient is φ = 13646864.

The previous prime is 42961739. The next prime is 42961757. The reversal of 42961746 is 64716924.

It is a happy number.

42961746 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a Curzon number.

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, 57451 + ... + 58193.

It is an arithmetic number, because the mean of its divisors is an integer number (2812320).

Almost surely, 2^42961746 is an apocalyptic number.

42961746 is a gapful number since it is divisible by the number (46) formed by its first and last digit.

42961746 is an abundant number, since it is smaller than the sum of its proper divisors (47032494).

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

42961746 is a wasteful number, since it uses less digits than its factorization.

42961746 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1190.

The product of its digits is 72576, while the sum is 39.

The square root of 42961746 is about 6554.5210351329. The cubic root of 42961746 is about 350.2358845260.

The spelling of 42961746 in words is "forty-two million, nine hundred sixty-one thousand, seven hundred forty-six".