597741421 has 4 divisors (see below), whose sum is σ = 599651452. Its totient is φ = 595831392.

The previous prime is 597741383. The next prime is 597741433. The reversal of 597741421 is 124147795.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in 2 ways, for example, as 42432196 + 555309225 = 6514^2 + 23565^2 .

It is a cyclic number.

It is not a de Polignac number, because 597741421 - 2¹⁵ = 597708653 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (597741461) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 954546 + ... + 955171.

It is an arithmetic number, because the mean of its divisors is an integer number (149912863).

Almost surely, 2^597741421 is an apocalyptic number.

It is an amenable number.

597741421 is a deficient number, since it is larger than the sum of its proper divisors (1910031).

597741421 is a wasteful number, since it uses less digits than its factorization.

597741421 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1910030.

The product of its digits is 70560, while the sum is 40.

The square root of 597741421 is about 24448.7509087888. The cubic root of 597741421 is about 842.3730238598.

The spelling of 597741421 in words is "five hundred ninety-seven million, seven hundred forty-one thousand, four hundred twenty-one".