61520595 has 8 divisors (see below), whose sum is σ = 98432976. Its totient is φ = 32810976.

The previous prime is 61520593. The next prime is 61520597. The reversal of 61520595 is 59502516.

It is an interprime number because it is at equal distance from previous prime (61520593) and next prime (61520597).

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

It is not a de Polignac number, because 61520595 - 2¹ = 61520593 is a prime.

It is not an unprimeable number, because it can be changed into a prime (61520593) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 2050672 + ... + 2050701.

It is an arithmetic number, because the mean of its divisors is an integer number (12304122).

Almost surely, 2^61520595 is an apocalyptic number.

61520595 is a deficient number, since it is larger than the sum of its proper divisors (36912381).

61520595 is a wasteful number, since it uses less digits than its factorization.

61520595 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4101381.

The product of its (nonzero) digits is 13500, while the sum is 33.

The square root of 61520595 is about 7843.5065500068. The cubic root of 61520595 is about 394.7663950131.

The spelling of 61520595 in words is "sixty-one million, five hundred twenty thousand, five hundred ninety-five".