61297235 has 8 divisors (see below), whose sum is σ = 73751040. Its totient is φ = 48908224.

The previous prime is 61297217. The next prime is 61297241. The reversal of 61297235 is 53279216.

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

It is a cyclic number.

It is not a de Polignac number, because 61297235 - 2⁸ = 61296979 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 61297195 and 61297204.

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, 14090 + ... + 17919.

It is an arithmetic number, because the mean of its divisors is an integer number (9218880).

Almost surely, 2^61297235 is an apocalyptic number.

61297235 is a deficient number, since it is larger than the sum of its proper divisors (12453805).

61297235 is a wasteful number, since it uses less digits than its factorization.

61297235 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 32397.

The product of its digits is 22680, while the sum is 35.

The square root of 61297235 is about 7829.2550731216. The cubic root of 61297235 is about 394.2880622491.

The spelling of 61297235 in words is "sixty-one million, two hundred ninety-seven thousand, two hundred thirty-five".