36861458 has 8 divisors (see below), whose sum is σ = 55573452. Its totient is φ = 18336976.

The previous prime is 36861439. The next prime is 36861481. The reversal of 36861458 is 85416863.

It can be written as a sum of positive squares in 2 ways, for example, as 35438209 + 1423249 = 5953^2 + 1193^2 .

It is a sphenic number, since it is the product of 3 distinct primes.

It is a Curzon number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 46385 + ... + 47172.

Almost surely, 2^36861458 is an apocalyptic number.

36861458 is a deficient number, since it is larger than the sum of its proper divisors (18711994).

36861458 is a wasteful number, since it uses less digits than its factorization.

36861458 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 93756.

The product of its digits is 138240, while the sum is 41.

The square root of 36861458 is about 6071.3637677214. The cubic root of 36861458 is about 332.8057616672.

The spelling of 36861458 in words is "thirty-six million, eight hundred sixty-one thousand, four hundred fifty-eight".