2782450 has 24 divisors (see below), whose sum is σ = 5646960. Its totient is φ = 1011600.

The previous prime is 2782421. The next prime is 2782469. The reversal of 2782450 is 542872.

It is a hoax number, since the sum of its digits (28) coincides with the sum of the digits of its distinct prime factors.

It is an unprimeable number.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 1980 + ... + 3079.

It is an arithmetic number, because the mean of its divisors is an integer number (235290).

2^2782450 is an apocalyptic number.

2782450 is an abundant number, since it is smaller than the sum of its proper divisors (2864510).

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

2782450 is a wasteful number, since it uses less digits than its factorization.

2782450 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 5082 (or 5077 counting only the distinct ones).

The product of its (nonzero) digits is 4480, while the sum is 28.

The square root of 2782450 is about 1668.0677444277. The cubic root of 2782450 is about 140.6508808333.

The spelling of 2782450 in words is "two million, seven hundred eighty-two thousand, four hundred fifty".