601720552 has 8 divisors (see below), whose sum is σ = 1128226050. Its totient is φ = 300860272.

The previous prime is 601720523. The next prime is 601720589. The reversal of 601720552 is 255027106.

It can be written as a sum of positive squares in only one way, i.e., 444619396 + 157101156 = 21086^2 + 12534^2 .

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

It is a self number, because there is not a number n which added to its sum of digits gives 601720552.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 37607527 + ... + 37607542.

Almost surely, 2^601720552 is an apocalyptic number.

It is an amenable number.

601720552 is a deficient number, since it is larger than the sum of its proper divisors (526505498).

601720552 is a wasteful number, since it uses less digits than its factorization.

601720552 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 75215075 (or 75215071 counting only the distinct ones).

The product of its (nonzero) digits is 4200, while the sum is 28.

The square root of 601720552 is about 24529.9929066439. The cubic root of 601720552 is about 844.2381013275.

Adding to 601720552 its reverse (255027106), we get a palindrome (856747658).

It can be divided in two parts, 6017 and 20552, that added together give a square (26569 = 163²).

The spelling of 601720552 in words is "six hundred one million, seven hundred twenty thousand, five hundred fifty-two".