2047458 has 48 divisors (see below), whose sum is σ = 4962240. Its totient is φ = 551040.

The previous prime is 2047439. The next prime is 2047471. The reversal of 2047458 is 8547402.

It is a Curzon number.

It is an unprimeable number.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 49918 + ... + 49958.

It is an arithmetic number, because the mean of its divisors is an integer number (103380).

2^2047458 is an apocalyptic number.

It is a practical number, because each smaller number is the sum of distinct divisors of 2047458, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (2481120).

2047458 is an abundant number, since it is smaller than the sum of its proper divisors (2914782).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

2047458 is a wasteful number, since it uses less digits than its factorization.

2047458 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 123 (or 82 counting only the distinct ones).

The product of its (nonzero) digits is 8960, while the sum is 30.

The square root of 2047458 is about 1430.8941260624. The cubic root of 2047458 is about 126.9808804168.

The spelling of 2047458 in words is "two million, forty-seven thousand, four hundred fifty-eight".