47106390 has 32 divisors (see below), whose sum is σ = 113239296. Its totient is φ = 12541280.

The previous prime is 47106379. The next prime is 47106403. The reversal of 47106390 is 9360174.

It is a happy number.

It is a Harshad number since it is a multiple of its sum of digits (30).

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 30169 + ... + 31691.

It is an arithmetic number, because the mean of its divisors is an integer number (3538728).

Almost surely, 2^47106390 is an apocalyptic number.

47106390 is an abundant number, since it is smaller than the sum of its proper divisors (66132906).

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

47106390 is a wasteful number, since it uses less digits than its factorization.

47106390 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2564.

The product of its (nonzero) digits is 4536, while the sum is 30.

The square root of 47106390 is about 6863.4095025723. The cubic root of 47106390 is about 361.1547028156.

The spelling of 47106390 in words is "forty-seven million, one hundred six thousand, three hundred ninety".