5620161 has 8 divisors (see below), whose sum is σ = 7605664. Its totient is φ = 3690720.

The previous prime is 5620159. The next prime is 5620169. The reversal of 5620161 is 1610265.

It is a happy number.

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

It is not a de Polignac number, because 5620161 - 2¹ = 5620159 is a prime.

It is a Duffinian number.

It is a Curzon number.

It is not an unprimeable number, because it can be changed into a prime (5620169) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 13780 + ... + 14181.

It is an arithmetic number, because the mean of its divisors is an integer number (950708).

Almost surely, 2^5620161 is an apocalyptic number.

It is an amenable number.

5620161 is a deficient number, since it is larger than the sum of its proper divisors (1985503).

5620161 is a wasteful number, since it uses less digits than its factorization.

5620161 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 28031.

The product of its (nonzero) digits is 360, while the sum is 21.

The square root of 5620161 is about 2370.6878748583. The cubic root of 5620161 is about 177.7936526478.

The spelling of 5620161 in words is "five million, six hundred twenty thousand, one hundred sixty-one".