42634497 has 8 divisors (see below), whose sum is σ = 57255520. Its totient is φ = 28218240.

The previous prime is 42634489. The next prime is 42634511. The reversal of 42634497 is 79443624.

It is a sphenic number, since it is the product of 3 distinct primes.

It is not a de Polignac number, because 42634497 - 2³ = 42634489 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (42634897) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 50704 + ... + 51537.

It is an arithmetic number, because the mean of its divisors is an integer number (7156940).

Almost surely, 2^42634497 is an apocalyptic number.

It is an amenable number.

42634497 is a deficient number, since it is larger than the sum of its proper divisors (14621023).

42634497 is a wasteful number, since it uses less digits than its factorization.

42634497 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 102383.

The product of its digits is 145152, while the sum is 39.

The square root of 42634497 is about 6529.5097059427. The cubic root of 42634497 is about 349.3443425874.

The spelling of 42634497 in words is "forty-two million, six hundred thirty-four thousand, four hundred ninety-seven".