47023747 has 2 divisors, whose sum is σ = 47023748. Its totient is φ = 47023746.

The previous prime is 47023729. The next prime is 47023759. The reversal of 47023747 is 74732074.

It is a happy number.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 47023747 - 2²³ = 38635139 is a prime.

It is a super-2 number, since 2×47023747² = 4422465563840018, which contains 22 as substring.

It is not a weakly prime, because it can be changed into another prime (47023777) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 23511873 + 23511874.

It is an arithmetic number, because the mean of its divisors is an integer number (23511874).

Almost surely, 2^47023747 is an apocalyptic number.

47023747 is a deficient number, since it is larger than the sum of its proper divisors (1).

47023747 is an equidigital number, since it uses as much as digits as its factorization.

47023747 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 32928, while the sum is 34.

The square root of 47023747 is about 6857.3863096664. The cubic root of 47023747 is about 360.9433770662.

The spelling of 47023747 in words is "forty-seven million, twenty-three thousand, seven hundred forty-seven".