46400443 has 8 divisors (see below), whose sum is σ = 47608560. Its totient is φ = 45206880.

The previous prime is 46400423. The next prime is 46400447. The reversal of 46400443 is 34400464.

It is a happy number.

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

It is a cyclic number.

It is not a de Polignac number, because 46400443 - 2⁵ = 46400411 is a prime.

It is a super-2 number, since 2×46400443² = 4306002221192498, which contains 22 as substring.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (46400447) 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, 2973 + ... + 10081.

It is an arithmetic number, because the mean of its divisors is an integer number (5951070).

Almost surely, 2^46400443 is an apocalyptic number.

46400443 is a deficient number, since it is larger than the sum of its proper divisors (1208117).

46400443 is a wasteful number, since it uses less digits than its factorization.

46400443 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 7277.

The product of its (nonzero) digits is 4608, while the sum is 25.

The square root of 46400443 is about 6811.7870636126. The cubic root of 46400443 is about 359.3414994153.

The spelling of 46400443 in words is "forty-six million, four hundred thousand, four hundred forty-three".