42653611 has 16 divisors (see below), whose sum is σ = 57270528. Its totient is φ = 30679200.

The previous prime is 42653609. The next prime is 42653627. The reversal of 42653611 is 11635624.

It is a cyclic number.

It is not a de Polignac number, because 42653611 - 2¹ = 42653609 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 42653611.

It is not an unprimeable number, because it can be changed into a prime (42653641) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 20305 + ... + 22306.

It is an arithmetic number, because the mean of its divisors is an integer number (3579408).

Almost surely, 2^42653611 is an apocalyptic number.

42653611 is a deficient number, since it is larger than the sum of its proper divisors (14616917).

42653611 is a wasteful number, since it uses less digits than its factorization.

42653611 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 42642.

The product of its digits is 4320, while the sum is 28.

The square root of 42653611 is about 6530.9732046610. The cubic root of 42653611 is about 349.3965410856.

It can be divided in two parts, 42653 and 611, that added together give a square (43264 = 208²).

The spelling of 42653611 in words is "forty-two million, six hundred fifty-three thousand, six hundred eleven".