601128490 has 8 divisors (see below), whose sum is σ = 1082031300. Its totient is φ = 240451392.

The previous prime is 601128487. The next prime is 601128499. The reversal of 601128490 is 94821106.

It is a happy number.

It can be written as a sum of positive squares in 2 ways, for example, as 529506121 + 71622369 = 23011^2 + 8463^2 .

It is a sphenic number, since it is the product of 3 distinct primes.

It is a super-2 number, since 2×601128490² = 722710922979360200, which contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (601128499) 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, 30056415 + ... + 30056434.

Almost surely, 2^601128490 is an apocalyptic number.

601128490 is a deficient number, since it is larger than the sum of its proper divisors (480902810).

601128490 is a wasteful number, since it uses less digits than its factorization.

601128490 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 60112856.

The product of its (nonzero) digits is 3456, while the sum is 31.

The square root of 601128490 is about 24517.9218124212. The cubic root of 601128490 is about 843.9611148725.

Adding to 601128490 its reverse (94821106), we get a palindrome (695949596).

The spelling of 601128490 in words is "six hundred one million, one hundred twenty-eight thousand, four hundred ninety".