42296545 has 8 divisors (see below), whose sum is σ = 50797224. Its totient is φ = 33809664.

The previous prime is 42296537. The next prime is 42296549. The reversal of 42296545 is 54569224.

It can be written as a sum of positive squares in 4 ways, for example, as 4498641 + 37797904 = 2121^2 + 6148^2 .

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 42296545 - 2³ = 42296537 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (42296549) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 5337 + ... + 10633.

It is an arithmetic number, because the mean of its divisors is an integer number (6349653).

Almost surely, 2^42296545 is an apocalyptic number.

It is an amenable number.

42296545 is a deficient number, since it is larger than the sum of its proper divisors (8500679).

42296545 is a wasteful number, since it uses less digits than its factorization.

42296545 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 6899.

The product of its digits is 86400, while the sum is 37.

The square root of 42296545 is about 6503.5793990694. The cubic root of 42296545 is about 348.4188405017.

The spelling of 42296545 in words is "forty-two million, two hundred ninety-six thousand, five hundred forty-five".