45546401 has 4 divisors (see below), whose sum is σ = 47943600. Its totient is φ = 43149204.

The previous prime is 45546359. The next prime is 45546427. The reversal of 45546401 is 10464554.

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 45546401 - 2¹⁸ = 45284257 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (45546461) 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, 1198571 + ... + 1198608.

It is an arithmetic number, because the mean of its divisors is an integer number (11985900).

Almost surely, 2^45546401 is an apocalyptic number.

It is an amenable number.

45546401 is a deficient number, since it is larger than the sum of its proper divisors (2397199).

45546401 is a wasteful number, since it uses less digits than its factorization.

45546401 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2397198.

The product of its (nonzero) digits is 9600, while the sum is 29.

The square root of 45546401 is about 6748.8073761221. The cubic root of 45546401 is about 357.1231649561.

The spelling of 45546401 in words is "forty-five million, five hundred forty-six thousand, four hundred one".