26672290 has 16 divisors (see below), whose sum is σ = 48075768. Its totient is φ = 10654336.

The previous prime is 26672281. The next prime is 26672291. The reversal of 26672290 is 9227662.

It can be written as a sum of positive squares in 4 ways, for example, as 7338681 + 19333609 = 2709^2 + 4397^2 .

It is a super-2 number, since 2×26672290² = 1422822107688200, which contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (26672291) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 8814 + ... + 11446.

Almost surely, 2^26672290 is an apocalyptic number.

26672290 is a deficient number, since it is larger than the sum of its proper divisors (21403478).

26672290 is a wasteful number, since it uses less digits than its factorization.

26672290 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3653.

The product of its (nonzero) digits is 18144, while the sum is 34.

The square root of 26672290 is about 5164.5222431509. The cubic root of 26672290 is about 298.7813153217.

It can be divided in two parts, 26672 and 290, that added together give a palindrome (26962).

The spelling of 26672290 in words is "twenty-six million, six hundred seventy-two thousand, two hundred ninety".