42577424 has 10 divisors (see below), whose sum is σ = 82493790. Its totient is φ = 21288704.

The previous prime is 42577397. The next prime is 42577429. The reversal of 42577424 is 42477524.

It can be written as a sum of positive squares in only one way, i.e., 26832400 + 15745024 = 5180^2 + 3968^2 .

It is a super-3 number, since 3×42577424³ (a number of 24 digits) contains 333 as substring.

It is not an unprimeable number, because it can be changed into a prime (42577429) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1330529 + ... + 1330560.

It is an arithmetic number, because the mean of its divisors is an integer number (8249379).

Almost surely, 2^42577424 is an apocalyptic number.

It is an amenable number.

42577424 is a deficient number, since it is larger than the sum of its proper divisors (39916366).

42577424 is a wasteful number, since it uses less digits than its factorization.

42577424 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2661097 (or 2661091 counting only the distinct ones).

The product of its digits is 62720, while the sum is 35.

The square root of 42577424 is about 6525.1378529499. The cubic root of 42577424 is about 349.1883888061.

The spelling of 42577424 in words is "forty-two million, five hundred seventy-seven thousand, four hundred twenty-four".