147240697 has 8 divisors (see below), whose sum is σ = 148608000. Its totient is φ = 145880064.

The previous prime is 147240683. The next prime is 147240703. The reversal of 147240697 is 796042741.

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

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-147240697 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (147240097) 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, 49704 + ... + 52582.

It is an arithmetic number, because the mean of its divisors is an integer number (18576000).

Almost surely, 2^147240697 is an apocalyptic number.

It is an amenable number.

147240697 is a deficient number, since it is larger than the sum of its proper divisors (1367303).

147240697 is a wasteful number, since it uses less digits than its factorization.

147240697 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3335.

The product of its (nonzero) digits is 84672, while the sum is 40.

The square root of 147240697 is about 12134.2777700199. The cubic root of 147240697 is about 528.0511039169.

The spelling of 147240697 in words is "one hundred forty-seven million, two hundred forty thousand, six hundred ninety-seven".