47266390 has 16 divisors (see below), whose sum is σ = 87379632. Its totient is φ = 18395424.

The previous prime is 47266381. The next prime is 47266393. The reversal of 47266390 is 9366274.

47266390 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a super-2 number, since 2×47266390² = 4468223247264200, which contains 22 as substring.

It is a Harshad number since it is a multiple of its sum of digits (37).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (47266393) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 63504 + ... + 64243.

It is an arithmetic number, because the mean of its divisors is an integer number (5461227).

Almost surely, 2^47266390 is an apocalyptic number.

47266390 is a deficient number, since it is larger than the sum of its proper divisors (40113242).

47266390 is a wasteful number, since it uses less digits than its factorization.

47266390 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 127791.

The product of its (nonzero) digits is 54432, while the sum is 37.

The square root of 47266390 is about 6875.0556361385. The cubic root of 47266390 is about 361.5631360973.

The spelling of 47266390 in words is "forty-seven million, two hundred sixty-six thousand, three hundred ninety".