42966245 has 16 divisors (see below), whose sum is σ = 60297600. Its totient is φ = 28776384.

The previous prime is 42966233. The next prime is 42966251. The reversal of 42966245 is 54266924.

It is not a de Polignac number, because 42966245 - 2¹⁶ = 42900709 is a prime.

It is a Curzon number.

It is a junction number, because it is equal to n+sod(n) for n = 42966199 and 42966208.

It is a congruent number.

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, 12770 + ... + 15779.

It is an arithmetic number, because the mean of its divisors is an integer number (3768600).

Almost surely, 2^42966245 is an apocalyptic number.

It is an amenable number.

42966245 is a deficient number, since it is larger than the sum of its proper divisors (17331355).

42966245 is a wasteful number, since it uses less digits than its factorization.

42966245 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 28604.

The product of its digits is 103680, while the sum is 38.

The square root of 42966245 is about 6554.8642243757. The cubic root of 42966245 is about 350.2481097914.

The spelling of 42966245 in words is "forty-two million, nine hundred sixty-six thousand, two hundred forty-five".