60402247 has 4 divisors (see below), whose sum is σ = 60532056. Its totient is φ = 60272440.

The previous prime is 60402227. The next prime is 60402257. The reversal of 60402247 is 74220406.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is not a de Polignac number, because 60402247 - 2¹¹ = 60400199 is a prime.

It is a magnanimous number.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (60402227) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 64204 + ... + 65137.

It is an arithmetic number, because the mean of its divisors is an integer number (15133014).

Almost surely, 2^60402247 is an apocalyptic number.

60402247 is a deficient number, since it is larger than the sum of its proper divisors (129809).

60402247 is a wasteful number, since it uses less digits than its factorization.

60402247 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 129808.

The product of its (nonzero) digits is 2688, while the sum is 25.

The square root of 60402247 is about 7771.8882518986. Note that the first 3 decimals coincide. The cubic root of 60402247 is about 392.3596739636.

The spelling of 60402247 in words is "sixty million, four hundred two thousand, two hundred forty-seven".