15252419 has 12 divisors (see below), whose sum is σ = 18876816. Its totient is φ = 12066912.

The previous prime is 15252407. The next prime is 15252431. The reversal of 15252419 is 91425251.

It is an interprime number because it is at equal distance from previous prime (15252407) and next prime (15252431).

It is not a de Polignac number, because 15252419 - 2¹⁶ = 15186883 is a prime.

It is a super-2 number, since 2×15252419² = 465272570703122, which contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 15252391 and 15252400.

It is not an unprimeable number, because it can be changed into a prime (15252439) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 5264 + ... + 7629.

It is an arithmetic number, because the mean of its divisors is an integer number (1573068).

Almost surely, 2^15252419 is an apocalyptic number.

15252419 is a deficient number, since it is larger than the sum of its proper divisors (3624397).

15252419 is a wasteful number, since it uses less digits than its factorization.

15252419 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 12926 (or 12913 counting only the distinct ones).

The product of its digits is 3600, while the sum is 29.

The square root of 15252419 is about 3905.4345468846. The cubic root of 15252419 is about 247.9968944720.

The spelling of 15252419 in words is "fifteen million, two hundred fifty-two thousand, four hundred nineteen".