42300515 has 4 divisors (see below), whose sum is σ = 50760624. Its totient is φ = 33840408.

The previous prime is 42300499. The next prime is 42300521. The reversal of 42300515 is 51500324.

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 42300515 - 2⁴ = 42300499 is a prime.

It is a Duffinian number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 4230047 + ... + 4230056.

It is an arithmetic number, because the mean of its divisors is an integer number (12690156).

Almost surely, 2^42300515 is an apocalyptic number.

42300515 is a deficient number, since it is larger than the sum of its proper divisors (8460109).

42300515 is an equidigital number, since it uses as much as digits as its factorization.

42300515 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 8460108.

The product of its (nonzero) digits is 600, while the sum is 20.

The square root of 42300515 is about 6503.8846084475. The cubic root of 42300515 is about 348.4297411519.

Adding to 42300515 its reverse (51500324), we get a palindrome (93800839).

The spelling of 42300515 in words is "forty-two million, three hundred thousand, five hundred fifteen".