47099390 has 16 divisors (see below), whose sum is σ = 91300608. Its totient is φ = 17390496.

The previous prime is 47099387. The next prime is 47099399. The reversal of 47099390 is 9399074.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (47099399) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 181022 + ... + 181281.

It is an arithmetic number, because the mean of its divisors is an integer number (5706288).

Almost surely, 2^47099390 is an apocalyptic number.

47099390 is a deficient number, since it is larger than the sum of its proper divisors (44201218).

47099390 is a wasteful number, since it uses less digits than its factorization.

47099390 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 362323.

The product of its (nonzero) digits is 61236, while the sum is 41.

The square root of 47099390 is about 6862.8995329962. The cubic root of 47099390 is about 361.1368127576.

The spelling of 47099390 in words is "forty-seven million, ninety-nine thousand, three hundred ninety".