64406001 has 12 divisors (see below), whose sum is σ = 94391696. Its totient is φ = 39033720.

The previous prime is 64405981. The next prime is 64406009. The reversal of 64406001 is 10060446.

It is not a de Polignac number, because 64406001 - 2⁹ = 64405489 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 (64406009) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 88351 + ... + 89076.

Almost surely, 2^64406001 is an apocalyptic number.

It is an amenable number.

64406001 is a deficient number, since it is larger than the sum of its proper divisors (29985695).

64406001 is a wasteful number, since it uses less digits than its factorization.

64406001 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 177452 (or 177441 counting only the distinct ones).

The product of its (nonzero) digits is 576, while the sum is 21.

The square root of 64406001 is about 8025.3349462811. The cubic root of 64406001 is about 400.8440530998.

Adding to 64406001 its reverse (10060446), we get a palindrome (74466447).

The spelling of 64406001 in words is "sixty-four million, four hundred six thousand, one".