61324659 has 24 divisors (see below), whose sum is σ = 98280000. Its totient is φ = 36533040.

The previous prime is 61324639. The next prime is 61324667. The reversal of 61324659 is 95642316.

It is a happy number.

It is not a de Polignac number, because 61324659 - 2¹⁹ = 60800371 is a prime.

It is not an unprimeable number, because it can be changed into a prime (61324639) by changing a digit.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 592 + ... + 11090.

It is an arithmetic number, because the mean of its divisors is an integer number (4095000).

Almost surely, 2^61324659 is an apocalyptic number.

61324659 is a deficient number, since it is larger than the sum of its proper divisors (36955341).

61324659 is a wasteful number, since it uses less digits than its factorization.

61324659 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 10575 (or 10572 counting only the distinct ones).

The product of its digits is 38880, while the sum is 36.

The square root of 61324659 is about 7831.0062571805. The cubic root of 61324659 is about 394.3468541542.

The spelling of 61324659 in words is "sixty-one million, three hundred twenty-four thousand, six hundred fifty-nine".