42247276 has 12 divisors (see below), whose sum is σ = 73983672. Its totient is φ = 21109088.

The previous prime is 42247273. The next prime is 42247277. The reversal of 42247276 is 67274224.

It is not an unprimeable number, because it can be changed into a prime (42247273) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 5376 + ... + 10648.

It is an arithmetic number, because the mean of its divisors is an integer number (6165306).

Almost surely, 2^42247276 is an apocalyptic number.

It is an amenable number.

42247276 is a deficient number, since it is larger than the sum of its proper divisors (31736396).

42247276 is a wasteful number, since it uses less digits than its factorization.

42247276 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 7280 (or 7278 counting only the distinct ones).

The product of its digits is 37632, while the sum is 34.

The square root of 42247276 is about 6499.7904581609. The cubic root of 42247276 is about 348.2835030684.

The spelling of 42247276 in words is "forty-two million, two hundred forty-seven thousand, two hundred seventy-six".