15422114 has 4 divisors (see below), whose sum is σ = 23133174. Its totient is φ = 7711056.

The previous prime is 15422101. The next prime is 15422117. The reversal of 15422114 is 41122451.

It is a happy number.

15422114 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 41122451 = 397 ⋅103583.

It can be written as a sum of positive squares in only one way, i.e., 10778089 + 4644025 = 3283^2 + 2155^2 .

It is not an unprimeable number, because it can be changed into a prime (15422117) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 3855527 + ... + 3855530.

Almost surely, 2^15422114 is an apocalyptic number.

15422114 is a deficient number, since it is larger than the sum of its proper divisors (7711060).

15422114 is an equidigital number, since it uses as much as digits as its factorization.

15422114 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 7711059.

The product of its digits is 320, while the sum is 20.

The square root of 15422114 is about 3927.0999477986. The cubic root of 15422114 is about 248.9132238494.

Adding to 15422114 its reverse (41122451), we get a palindrome (56544565).

The spelling of 15422114 in words is "fifteen million, four hundred twenty-two thousand, one hundred fourteen".