42577371 has 6 divisors (see below), whose sum is σ = 61500660. Its totient is φ = 28384908.

The previous prime is 42577369. The next prime is 42577373. The reversal of 42577371 is 17377524.

It is an interprime number because it is at equal distance from previous prime (42577369) and next prime (42577373).

It is not a de Polignac number, because 42577371 - 2¹ = 42577369 is a prime.

It is not an unprimeable number, because it can be changed into a prime (42577373) by changing a digit.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 2365401 + ... + 2365418.

It is an arithmetic number, because the mean of its divisors is an integer number (10250110).

Almost surely, 2^42577371 is an apocalyptic number.

42577371 is a deficient number, since it is larger than the sum of its proper divisors (18923289).

42577371 is a wasteful number, since it uses less digits than its factorization.

42577371 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4730825 (or 4730822 counting only the distinct ones).

The product of its digits is 41160, while the sum is 36.

The square root of 42577371 is about 6525.1337917318. The cubic root of 42577371 is about 349.1882439172.

It can be divided in two parts, 4257 and 7371, that added together give a triangular number (11628 = T₁₅₂).

The spelling of 42577371 in words is "forty-two million, five hundred seventy-seven thousand, three hundred seventy-one".