620242601 has 4 divisors (see below), whose sum is σ = 676628304. Its totient is φ = 563856900.

The previous prime is 620242583. The next prime is 620242613. The reversal of 620242601 is 106242026.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is a cyclic number.

It is not a de Polignac number, because 620242601 - 2⁶ = 620242537 is a prime.

It is not an unprimeable number, because it can be changed into a prime (620242681) 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, 28192835 + ... + 28192856.

It is an arithmetic number, because the mean of its divisors is an integer number (169157076).

Almost surely, 2^620242601 is an apocalyptic number.

It is an amenable number.

620242601 is a deficient number, since it is larger than the sum of its proper divisors (56385703).

620242601 is a wasteful number, since it uses less digits than its factorization.

620242601 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 56385702.

The product of its (nonzero) digits is 1152, while the sum is 23.

The square root of 620242601 is about 24904.6702648319. The cubic root of 620242601 is about 852.8131022837.

Adding to 620242601 its reverse (106242026), we get a palindrome (726484627).

The spelling of 620242601 in words is "six hundred twenty million, two hundred forty-two thousand, six hundred one".