2278270 has 8 divisors (see below), whose sum is σ = 4100904. Its totient is φ = 911304.

The previous prime is 2278261. The next prime is 2278277. The reversal of 2278270 is 728722.

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

It is a d-powerful number, because it can be written as 2⁷ + 2¹⁷ + 7³ + 8⁵ + 2²¹ + 7⁵ + 0 .

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2278277) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 113904 + ... + 113923.

It is an arithmetic number, because the mean of its divisors is an integer number (512613).

2^2278270 is an apocalyptic number.

2278270 is a deficient number, since it is larger than the sum of its proper divisors (1822634).

2278270 is a wasteful number, since it uses less digits than its factorization.

2278270 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 227834.

The product of its (nonzero) digits is 3136, while the sum is 28.

The square root of 2278270 is about 1509.3939181009. The cubic root of 2278270 is about 131.5835898151.

The spelling of 2278270 in words is "two million, two hundred seventy-eight thousand, two hundred seventy".