42651575 has 6 divisors (see below), whose sum is σ = 52887984. Its totient is φ = 34121240.

The previous prime is 42651569. The next prime is 42651613. The reversal of 42651575 is 57515624.

It is not a de Polignac number, because 42651575 - 2¹⁰ = 42650551 is a prime.

It is a Duffinian number.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 853007 + ... + 853056.

It is an arithmetic number, because the mean of its divisors is an integer number (8814664).

Almost surely, 2^42651575 is an apocalyptic number.

42651575 is a deficient number, since it is larger than the sum of its proper divisors (10236409).

42651575 is a wasteful number, since it uses less digits than its factorization.

42651575 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1706073 (or 1706068 counting only the distinct ones).

The product of its digits is 42000, while the sum is 35.

The square root of 42651575 is about 6530.8173301663. The cubic root of 42651575 is about 349.3909817073.

The spelling of 42651575 in words is "forty-two million, six hundred fifty-one thousand, five hundred seventy-five".