42652073 has 4 divisors (see below), whose sum is σ = 42963540. Its totient is φ = 42340608.

The previous prime is 42652067. The next prime is 42652079. The reversal of 42652073 is 37025624.

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

It is an interprime number because it is at equal distance from previous prime (42652067) and next prime (42652079).

It can be written as a sum of positive squares in 2 ways, for example, as 31449664 + 11202409 = 5608^2 + 3347^2 .

It is a cyclic number.

It is not a de Polignac number, because 42652073 - 2¹² = 42647977 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (42652079) 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, 155528 + ... + 155801.

It is an arithmetic number, because the mean of its divisors is an integer number (10740885).

Almost surely, 2^42652073 is an apocalyptic number.

It is an amenable number.

42652073 is a deficient number, since it is larger than the sum of its proper divisors (311467).

42652073 is a wasteful number, since it uses less digits than its factorization.

42652073 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 311466.

The product of its (nonzero) digits is 10080, while the sum is 29.

The square root of 42652073 is about 6530.8554569826. The cubic root of 42652073 is about 349.3923415323.

Adding to 42652073 its reverse (37025624), we get a palindrome (79677697).

The spelling of 42652073 in words is "forty-two million, six hundred fifty-two thousand, seventy-three".