53645036 has 6 divisors (see below), whose sum is σ = 93878820. Its totient is φ = 26822516.

The previous prime is 53645023. The next prime is 53645069. The reversal of 53645036 is 63054635.

It is a junction number, because it is equal to n+sod(n) for n = 53644993 and 53645011.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 6705626 + ... + 6705633.

It is an arithmetic number, because the mean of its divisors is an integer number (15646470).

Almost surely, 2^53645036 is an apocalyptic number.

It is an amenable number.

53645036 is a deficient number, since it is larger than the sum of its proper divisors (40233784).

53645036 is a wasteful number, since it uses less digits than its factorization.

53645036 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 13411263 (or 13411261 counting only the distinct ones).

The product of its (nonzero) digits is 32400, while the sum is 32.

The square root of 53645036 is about 7324.2771657004. The cubic root of 53645036 is about 377.1462961829.

The spelling of 53645036 in words is "fifty-three million, six hundred forty-five thousand, thirty-six".