42363290 has 8 divisors (see below), whose sum is σ = 76253940. Its totient is φ = 16945312.

The previous prime is 42363289. The next prime is 42363301. The reversal of 42363290 is 9236324.

It can be written as a sum of positive squares in 2 ways, for example, as 40309801 + 2053489 = 6349^2 + 1433^2 .

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

It is a Curzon number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 2118155 + ... + 2118174.

Almost surely, 2^42363290 is an apocalyptic number.

42363290 is a deficient number, since it is larger than the sum of its proper divisors (33890650).

42363290 is a wasteful number, since it uses less digits than its factorization.

42363290 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4236336.

The product of its (nonzero) digits is 7776, while the sum is 29.

The square root of 42363290 is about 6508.7087813175. The cubic root of 42363290 is about 348.6020153827.

The spelling of 42363290 in words is "forty-two million, three hundred sixty-three thousand, two hundred ninety".