26742870 has 192 divisors, whose sum is σ = 92192256. Its totient is φ = 5207040.

The previous prime is 26742869. The next prime is 26742929. The reversal of 26742870 is 7824762.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 95 ways as a sum of consecutive naturals, for example, 117697 + ... + 117923.

It is an arithmetic number, because the mean of its divisors is an integer number (480168).

Almost surely, 2^26742870 is an apocalyptic number.

It is a practical number, because each smaller number is the sum of distinct divisors of 26742870, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (46096128).

26742870 is an abundant number, since it is smaller than the sum of its proper divisors (65449386).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

26742870 is a wasteful number, since it uses less digits than its factorization.

26742870 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 275 (or 272 counting only the distinct ones).

The product of its (nonzero) digits is 37632, while the sum is 36.

The square root of 26742870 is about 5171.3508873408. The cubic root of 26742870 is about 299.0446274406.

The spelling of 26742870 in words is "twenty-six million, seven hundred forty-two thousand, eight hundred seventy".