1915226 has 8 divisors (see below), whose sum is σ = 2879904. Its totient is φ = 955260.

The previous prime is 1915223. The next prime is 1915229. The reversal of 1915226 is 6225191.

It is an interprime number because it is at equal distance from previous prime (1915223) and next prime (1915229).

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

It is a junction number, because it is equal to n+sod(n) for n = 1915195 and 1915204.

It is not an unprimeable number, because it can be changed into a prime (1915223) 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, 131 + ... + 1961.

It is an arithmetic number, because the mean of its divisors is an integer number (359988).

2^1915226 is an apocalyptic number.

1915226 is a deficient number, since it is larger than the sum of its proper divisors (964678).

1915226 is a wasteful number, since it uses less digits than its factorization.

1915226 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2356.

The product of its digits is 1080, while the sum is 26.

The square root of 1915226 is about 1383.9169050200. The cubic root of 1915226 is about 124.1862013517.

The spelling of 1915226 in words is "one million, nine hundred fifteen thousand, two hundred twenty-six".