80459146 has 4 divisors (see below), whose sum is σ = 120688722. Its totient is φ = 40229572.

The previous prime is 80459101. The next prime is 80459189. The reversal of 80459146 is 64195408.

It is a happy number.

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

It can be written as a sum of positive squares in only one way, i.e., 68244121 + 12215025 = 8261^2 + 3495^2 .

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 20114785 + ... + 20114788.

Almost surely, 2^80459146 is an apocalyptic number.

80459146 is a deficient number, since it is larger than the sum of its proper divisors (40229576).

80459146 is a wasteful number, since it uses less digits than its factorization.

80459146 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 40229575.

The product of its (nonzero) digits is 34560, while the sum is 37.

The square root of 80459146 is about 8969.9022291216. The cubic root of 80459146 is about 431.7096993684.

The spelling of 80459146 in words is "eighty million, four hundred fifty-nine thousand, one hundred forty-six".