473647 has 2 divisors, whose sum is σ = 473648. Its totient is φ = 473646.

The previous prime is 473633. The next prime is 473659. The reversal of 473647 is 746374.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 473647 - 2⁷ = 473519 is a prime.

473647 is a lucky number.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (473617) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 236823 + 236824.

It is an arithmetic number, because the mean of its divisors is an integer number (236824).

2⁴⁷³⁶⁴⁷ is an apocalyptic number.

473647 is a deficient number, since it is larger than the sum of its proper divisors (1).

473647 is an equidigital number, since it uses as much as digits as its factorization.

473647 is an evil number, because the sum of its binary digits is even.

The product of its digits is 14112, while the sum is 31.

The square root of 473647 is about 688.2201682601. The cubic root of 473647 is about 77.9503848396.

The spelling of 473647 in words is "four hundred seventy-three thousand, six hundred forty-seven".