42597201 has 16 divisors (see below), whose sum is σ = 58944960. Its totient is φ = 27330240.

The previous prime is 42597199. The next prime is 42597211. The reversal of 42597201 is 10279524.

It is not a de Polignac number, because 42597201 - 2¹ = 42597199 is a prime.

It is not an unprimeable number, because it can be changed into a prime (42597211) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 36046 + ... + 37208.

It is an arithmetic number, because the mean of its divisors is an integer number (3684060).

Almost surely, 2^42597201 is an apocalyptic number.

42597201 is the 3489-th nonagonal number.

It is an amenable number.

42597201 is a deficient number, since it is larger than the sum of its proper divisors (16347759).

42597201 is a wasteful number, since it uses less digits than its factorization.

42597201 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1616.

The product of its (nonzero) digits is 5040, while the sum is 30.

The square root of 42597201 is about 6526.6531239219. The cubic root of 42597201 is about 349.2424458559.

The spelling of 42597201 in words is "forty-two million, five hundred ninety-seven thousand, two hundred one".