61485266 has 4 divisors (see below), whose sum is σ = 92227902. Its totient is φ = 30742632.

The previous prime is 61485253. The next prime is 61485289. The reversal of 61485266 is 66258416.

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., 54834025 + 6651241 = 7405^2 + 2579^2 .

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 15371315 + ... + 15371318.

Almost surely, 2^61485266 is an apocalyptic number.

61485266 is a deficient number, since it is larger than the sum of its proper divisors (30742636).

61485266 is a wasteful number, since it uses less digits than its factorization.

61485266 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 30742635.

The product of its digits is 69120, while the sum is 38.

The square root of 61485266 is about 7841.2541088782. The cubic root of 61485266 is about 394.6908139685.

The spelling of 61485266 in words is "sixty-one million, four hundred eighty-five thousand, two hundred sixty-six".