80261326 has 4 divisors (see below), whose sum is σ = 120391992. Its totient is φ = 40130662.

The previous prime is 80261317. The next prime is 80261327. The reversal of 80261326 is 62316208.

It is a semiprime because it is the product of two primes.

It is a junction number, because it is equal to n+sod(n) for n = 80261294 and 80261303.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (80261327) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 20065330 + ... + 20065333.

It is an arithmetic number, because the mean of its divisors is an integer number (30097998).

Almost surely, 2^80261326 is an apocalyptic number.

80261326 is a deficient number, since it is larger than the sum of its proper divisors (40130666).

80261326 is a wasteful number, since it uses less digits than its factorization.

80261326 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 40130665.

The product of its (nonzero) digits is 3456, while the sum is 28.

The square root of 80261326 is about 8958.8685669564. The cubic root of 80261326 is about 431.3556028997.

It can be divided in two parts, 802 and 61326, that added together give a triangular number (62128 = T₃₅₂).

The spelling of 80261326 in words is "eighty million, two hundred sixty-one thousand, three hundred twenty-six".