26530770 has 32 divisors (see below), whose sum is σ = 72770688. Its totient is φ = 6064128.

The previous prime is 26530769. The next prime is 26530771. The reversal of 26530770 is 7703562.

It is an interprime number because it is at equal distance from previous prime (26530769) and next prime (26530771).

It is a Harshad number since it is a multiple of its sum of digits (30).

It is not an unprimeable number, because it can be changed into a prime (26530771) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 62959 + ... + 63378.

It is an arithmetic number, because the mean of its divisors is an integer number (2274084).

Almost surely, 2^26530770 is an apocalyptic number.

26530770 is an abundant number, since it is smaller than the sum of its proper divisors (46239918).

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

26530770 is a wasteful number, since it uses less digits than its factorization.

26530770 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 126354.

The product of its (nonzero) digits is 8820, while the sum is 30.

The square root of 26530770 is about 5150.8028500419. The cubic root of 26530770 is about 298.2519452431.

The spelling of 26530770 in words is "twenty-six million, five hundred thirty thousand, seven hundred seventy".