42649104 has 40 divisors (see below), whose sum is σ = 110414560. Its totient is φ = 14185728.

The previous prime is 42649099. The next prime is 42649109. The reversal of 42649104 is 40194624.

It is an interprime number because it is at equal distance from previous prime (42649099) and next prime (42649109).

It is not an unprimeable number, because it can be changed into a prime (42649109) 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, 37212 + ... + 38340.

It is an arithmetic number, because the mean of its divisors is an integer number (2760364).

Almost surely, 2^42649104 is an apocalyptic number.

It is an amenable number.

42649104 is an abundant number, since it is smaller than the sum of its proper divisors (67765456).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

42649104 is a wasteful number, since it uses less digits than its factorization.

42649104 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1927 (or 1921 counting only the distinct ones).

The product of its (nonzero) digits is 6912, while the sum is 30.

The square root of 42649104 is about 6530.6281474296. The cubic root of 42649104 is about 349.3842343067.

The spelling of 42649104 in words is "forty-two million, six hundred forty-nine thousand, one hundred four".