2887406 has 8 divisors (see below), whose sum is σ = 4448280. Its totient is φ = 1404648.

The previous prime is 2887363. The next prime is 2887439. The reversal of 2887406 is 6047882.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a super-2 number, since 2×2887406² = 16674226817672, which contains 22 as substring.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 19436 + ... + 19583.

It is an arithmetic number, because the mean of its divisors is an integer number (556035).

2^2887406 is an apocalyptic number.

2887406 is a deficient number, since it is larger than the sum of its proper divisors (1560874).

2887406 is a wasteful number, since it uses less digits than its factorization.

2887406 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 39058.

The product of its (nonzero) digits is 21504, while the sum is 35.

The square root of 2887406 is about 1699.2368875469. The cubic root of 2887406 is about 142.3975831240.

The spelling of 2887406 in words is "two million, eight hundred eighty-seven thousand, four hundred six".