61366436 has 24 divisors (see below), whose sum is σ = 112674240. Its totient is φ = 29204000.

The previous prime is 61366429. The next prime is 61366441. The reversal of 61366436 is 63466316.

It is a junction number, because it is equal to n+sod(n) for n = 61366396 and 61366405.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 4511 + ... + 11961.

It is an arithmetic number, because the mean of its divisors is an integer number (4694760).

Almost surely, 2^61366436 is an apocalyptic number.

It is an amenable number.

61366436 is a deficient number, since it is larger than the sum of its proper divisors (51307804).

61366436 is a wasteful number, since it uses less digits than its factorization.

61366436 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 7555 (or 7553 counting only the distinct ones).

The product of its digits is 46656, while the sum is 35.

The square root of 61366436 is about 7833.6732124847. The cubic root of 61366436 is about 394.4363825165.

The spelling of 61366436 in words is "sixty-one million, three hundred sixty-six thousand, four hundred thirty-six".