42417352 has 8 divisors (see below), whose sum is σ = 79532550. Its totient is φ = 21208672.

The previous prime is 42417337. The next prime is 42417371. The reversal of 42417352 is 25371424.

It can be written as a sum of positive squares in only one way, i.e., 30404196 + 12013156 = 5514^2 + 3466^2 .

It is a tau number, because it is divible by the number of its divisors (8).

It is a hoax number, since the sum of its digits (28) coincides with the sum of the digits of its distinct prime factors.

It is a self number, because there is not a number n which added to its sum of digits gives 42417352.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 2651077 + ... + 2651092.

Almost surely, 2^42417352 is an apocalyptic number.

It is an amenable number.

42417352 is a deficient number, since it is larger than the sum of its proper divisors (37115198).

42417352 is a wasteful number, since it uses less digits than its factorization.

42417352 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 5302175 (or 5302171 counting only the distinct ones).

The product of its digits is 6720, while the sum is 28.

The square root of 42417352 is about 6512.8605082560. The cubic root of 42417352 is about 348.7502420745.

Adding to 42417352 its reverse (25371424), we get a palindrome (67788776).

The spelling of 42417352 in words is "forty-two million, four hundred seventeen thousand, three hundred fifty-two".