47999401 has 2 divisors, whose sum is σ = 47999402. Its totient is φ = 47999400.

The previous prime is 47999389. The next prime is 47999461. The reversal of 47999401 is 10499974.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 44235801 + 3763600 = 6651^2 + 1940^2 .

It is a cyclic number.

It is not a de Polignac number, because 47999401 - 2¹⁷ = 47868329 is a prime.

It is not a weakly prime, because it can be changed into another prime (47999461) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 23999700 + 23999701.

It is an arithmetic number, because the mean of its divisors is an integer number (23999701).

Almost surely, 2^47999401 is an apocalyptic number.

It is an amenable number.

47999401 is a deficient number, since it is larger than the sum of its proper divisors (1).

47999401 is an equidigital number, since it uses as much as digits as its factorization.

47999401 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 81648, while the sum is 43.

The square root of 47999401 is about 6928.1600010392. The cubic root of 47999401 is about 363.4226068168.

It can be divided in two parts, 47999 and 401, that added together give a square (48400 = 220²).

The spelling of 47999401 in words is "forty-seven million, nine hundred ninety-nine thousand, four hundred one".