47019419 has 2 divisors, whose sum is σ = 47019420. Its totient is φ = 47019418.

The previous prime is 47019407. The next prime is 47019473. The reversal of 47019419 is 91491074.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 47019419 - 2²⁴ = 30242203 is a prime.

It is a super-2 number, since 2×47019419² = 4421651526195122, which contains 22 as substring.

It is a Chen prime.

It is not a weakly prime, because it can be changed into another prime (47019499) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 23509709 + 23509710.

It is an arithmetic number, because the mean of its divisors is an integer number (23509710).

Almost surely, 2^47019419 is an apocalyptic number.

47019419 is a deficient number, since it is larger than the sum of its proper divisors (1).

47019419 is an equidigital number, since it uses as much as digits as its factorization.

47019419 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 9072, while the sum is 35.

The square root of 47019419 is about 6857.0707302754. The cubic root of 47019419 is about 360.9323031516.

The spelling of 47019419 in words is "forty-seven million, nineteen thousand, four hundred nineteen".