2215402 has 8 divisors (see below), whose sum is σ = 3797856. Its totient is φ = 949452.

The previous prime is 2215399. The next prime is 2215417. The reversal of 2215402 is 2045122.

2215402 is digitally balanced in base 8, because in such base it contains all the possibile digits an equal number of times.

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 + 1 + 5⁹ + 4 + 0 + 2¹⁷ .

2215402 is strictly pandigital in base 8.

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, 79108 + ... + 79135.

It is an arithmetic number, because the mean of its divisors is an integer number (474732).

2^2215402 is an apocalyptic number.

2215402 is a deficient number, since it is larger than the sum of its proper divisors (1582454).

2215402 is a wasteful number, since it uses less digits than its factorization.

2215402 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 158252.

The product of its (nonzero) digits is 160, while the sum is 16.

The square root of 2215402 is about 1488.4226550278. The cubic root of 2215402 is about 130.3619498929.

The spelling of 2215402 in words is "two million, two hundred fifteen thousand, four hundred two".