15428467 has 2 divisors, whose sum is σ = 15428468. Its totient is φ = 15428466.

The previous prime is 15428461. The next prime is 15428471. The reversal of 15428467 is 76482451.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 15428467 - 2⁷ = 15428339 is a prime.

It is not a weakly prime, because it can be changed into another prime (15428461) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 7714233 + 7714234.

It is an arithmetic number, because the mean of its divisors is an integer number (7714234).

Almost surely, 2^15428467 is an apocalyptic number.

15428467 is a deficient number, since it is larger than the sum of its proper divisors (1).

15428467 is an equidigital number, since it uses as much as digits as its factorization.

15428467 is an evil number, because the sum of its binary digits is even.

The product of its digits is 53760, while the sum is 37.

The square root of 15428467 is about 3927.9087311189. The cubic root of 15428467 is about 248.9473983390.

The spelling of 15428467 in words is "fifteen million, four hundred twenty-eight thousand, four hundred sixty-seven".