42477249 has 8 divisors (see below), whose sum is σ = 57953632. Its totient is φ = 27659520.

The previous prime is 42477229. The next prime is 42477269. The reversal of 42477249 is 94277424.

It is an interprime number because it is at equal distance from previous prime (42477229) and next prime (42477269).

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

It is not a de Polignac number, because 42477249 - 2⁷ = 42477121 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (42477229) 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, 164512 + ... + 164769.

It is an arithmetic number, because the mean of its divisors is an integer number (7244204).

Almost surely, 2^42477249 is an apocalyptic number.

It is an amenable number.

42477249 is a deficient number, since it is larger than the sum of its proper divisors (15476383).

42477249 is a wasteful number, since it uses less digits than its factorization.

42477249 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 329327.

The product of its digits is 112896, while the sum is 39.

The square root of 42477249 is about 6517.4572495721. The cubic root of 42477249 is about 348.9143201193.

The spelling of 42477249 in words is "forty-two million, four hundred seventy-seven thousand, two hundred forty-nine".