42652471 has 4 divisors (see below), whose sum is σ = 42689592. Its totient is φ = 42615352.

The previous prime is 42652459. The next prime is 42652487. The reversal of 42652471 is 17425624.

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 42652471 - 2⁷ = 42652343 is a prime.

It is a super-3 number, since 3×42652471³ (a number of 24 digits) contains 333 as substring.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (42652411) 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, 16780 + ... + 19153.

It is an arithmetic number, because the mean of its divisors is an integer number (10672398).

Almost surely, 2^42652471 is an apocalyptic number.

42652471 is a deficient number, since it is larger than the sum of its proper divisors (37121).

42652471 is a wasteful number, since it uses less digits than its factorization.

42652471 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 37120.

The product of its digits is 13440, while the sum is 31.

The square root of 42652471 is about 6530.8859276518. The cubic root of 42652471 is about 349.3934282925.

The spelling of 42652471 in words is "forty-two million, six hundred fifty-two thousand, four hundred seventy-one".