61853536 has 12 divisors (see below), whose sum is σ = 121774212. Its totient is φ = 30926752.

The previous prime is 61853527. The next prime is 61853581. The reversal of 61853536 is 63535816.

It is a junction number, because it is equal to n+sod(n) for n = 61853495 and 61853504.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 966430 + ... + 966493.

It is an arithmetic number, because the mean of its divisors is an integer number (10147851).

Almost surely, 2^61853536 is an apocalyptic number.

It is an amenable number.

61853536 is a deficient number, since it is larger than the sum of its proper divisors (59920676).

61853536 is a wasteful number, since it uses less digits than its factorization.

61853536 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1932933 (or 1932925 counting only the distinct ones).

The product of its digits is 64800, while the sum is 37.

The square root of 61853536 is about 7864.7019015345. The cubic root of 61853536 is about 395.4772546738.

The spelling of 61853536 in words is "sixty-one million, eight hundred fifty-three thousand, five hundred thirty-six".