26494149 has 16 divisors (see below), whose sum is σ = 39435264. Its totient is φ = 15682800.

The previous prime is 26494141. The next prime is 26494157. The reversal of 26494149 is 94149462.

It is an interprime number because it is at equal distance from previous prime (26494141) and next prime (26494157).

It is not a de Polignac number, because 26494149 - 2³ = 26494141 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (26494141) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 7917 + ... + 10754.

It is an arithmetic number, because the mean of its divisors is an integer number (2464704).

Almost surely, 2^26494149 is an apocalyptic number.

It is an amenable number.

26494149 is a deficient number, since it is larger than the sum of its proper divisors (12941115).

26494149 is a wasteful number, since it uses less digits than its factorization.

26494149 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 18728.

The product of its digits is 62208, while the sum is 39.

The square root of 26494149 is about 5147.2467397629. The cubic root of 26494149 is about 298.1146541685.

The spelling of 26494149 in words is "twenty-six million, four hundred ninety-four thousand, one hundred forty-nine".