8400601 has 16 divisors (see below), whose sum is σ = 9797760. Its totient is φ = 7118080.

The previous prime is 8400593. The next prime is 8400617. The reversal of 8400601 is 1060048.

8400601 = T₂₃₀ + T₂₃₁ + ... + T₃₉₆.

8400601 is nontrivially palindromic in base 13.

It is a cyclic number.

It is not a de Polignac number, because 8400601 - 2³ = 8400593 is a prime.

It is a super-2 number, since 2×8400601² = 141140194322402, which contains 22 as substring.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (8400631) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 31095 + ... + 31363.

It is an arithmetic number, because the mean of its divisors is an integer number (612360).

Almost surely, 2^8400601 is an apocalyptic number.

It is an amenable number.

8400601 is a deficient number, since it is larger than the sum of its proper divisors (1397159).

8400601 is a wasteful number, since it uses less digits than its factorization.

8400601 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 464.

The product of its (nonzero) digits is 192, while the sum is 19.

The square root of 8400601 is about 2898.3790297337. The cubic root of 8400601 is about 203.2841192966.

Adding to 8400601 its reverse (1060048), we get a palindrome (9460649).

The spelling of 8400601 in words is "eight million, four hundred thousand, six hundred one".