2477994 has 16 divisors (see below), whose sum is σ = 4978368. Its totient is φ = 822272.

The previous prime is 2477987. The next prime is 2478011. The reversal of 2477994 is 4997742.

It is a super-2 number, since 2×2477994² = 12280908528072, which contains 22 as substring.

It is a d-powerful number, because it can be written as 2²¹ + 4⁵ + 7 + 7⁶ + 9 + 9 + 4⁹ .

It is a Curzon number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 739 + ... + 2345.

It is an arithmetic number, because the mean of its divisors is an integer number (311148).

2^2477994 is an apocalyptic number.

2477994 is an abundant number, since it is smaller than the sum of its proper divisors (2500374).

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

2477994 is a wasteful number, since it uses less digits than its factorization.

2477994 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1869.

The product of its digits is 127008, while the sum is 42.

The square root of 2477994 is about 1574.1645403197. The cubic root of 2477994 is about 135.3214834817.

The spelling of 2477994 in words is "two million, four hundred seventy-seven thousand, nine hundred ninety-four".