4620997 has 4 divisors (see below), whose sum is σ = 4626220. Its totient is φ = 4615776.

The previous prime is 4620977. The next prime is 4621007. The reversal of 4620997 is 7990264.

It is a semiprime because it is the product of two primes, and also a brilliant number, because the two primes have the same length.

It can be written as a sum of positive squares in 2 ways, for example, as 1052676 + 3568321 = 1026^2 + 1889^2 .

It is a cyclic number.

It is not a de Polignac number, because 4620997 - 2¹¹ = 4618949 is a prime.

It is a super-2 number, since 2×4620997² = 42707226548018, which contains 22 as substring.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (4620977) 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, 918 + ... + 3175.

It is an arithmetic number, because the mean of its divisors is an integer number (1156555).

Almost surely, 2^4620997 is an apocalyptic number.

It is an amenable number.

4620997 is a deficient number, since it is larger than the sum of its proper divisors (5223).

4620997 is a wasteful number, since it uses less digits than its factorization.

4620997 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 5222.

The product of its (nonzero) digits is 27216, while the sum is 37.

The square root of 4620997 is about 2149.6504366990. The cubic root of 4620997 is about 166.5630106571.

The spelling of 4620997 in words is "four million, six hundred twenty thousand, nine hundred ninety-seven".