26649425 has 12 divisors (see below), whose sum is σ = 36049776. Its totient is φ = 19381200.

The previous prime is 26649409. The next prime is 26649431. The reversal of 26649425 is 52494662.

It is not a de Polignac number, because 26649425 - 2⁴ = 26649409 is a prime.

It is a hoax number, since the sum of its digits (38) coincides with the sum of the digits of its distinct prime factors.

It is a Duffinian number.

It is an unprimeable number.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 48179 + ... + 48728.

It is an arithmetic number, because the mean of its divisors is an integer number (3004148).

Almost surely, 2^26649425 is an apocalyptic number.

26649425 is a gapful number since it is divisible by the number (25) formed by its first and last digit.

It is an amenable number.

26649425 is a deficient number, since it is larger than the sum of its proper divisors (9400351).

26649425 is a wasteful number, since it uses less digits than its factorization.

26649425 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 96928 (or 96923 counting only the distinct ones).

The product of its digits is 103680, while the sum is 38.

The square root of 26649425 is about 5162.3081078138. The cubic root of 26649425 is about 298.6959134826.

The spelling of 26649425 in words is "twenty-six million, six hundred forty-nine thousand, four hundred twenty-five".