47200290 has 32 divisors (see below), whose sum is σ = 116937216. Its totient is φ = 12180480.

The previous prime is 47200289. The next prime is 47200291. The reversal of 47200290 is 9200274.

It is an interprime number because it is at equal distance from previous prime (47200289) and next prime (47200291).

It is a self number, because there is not a number n which added to its sum of digits gives 47200290.

It is not an unprimeable number, because it can be changed into a prime (47200291) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 24447 + ... + 26306.

It is an arithmetic number, because the mean of its divisors is an integer number (3654288).

Almost surely, 2^47200290 is an apocalyptic number.

47200290 is an abundant number, since it is smaller than the sum of its proper divisors (69736926).

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

47200290 is a wasteful number, since it uses less digits than its factorization.

47200290 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 50794.

The product of its (nonzero) digits is 1008, while the sum is 24.

The square root of 47200290 is about 6870.2467204606. The cubic root of 47200290 is about 361.3945140053.

The spelling of 47200290 in words is "forty-seven million, two hundred thousand, two hundred ninety".