46390401 has 36 divisors (see below), whose sum is σ = 72286032. Its totient is φ = 29728944.

The previous prime is 46390391. The next prime is 46390403. The reversal of 46390401 is 10409364.

It is not a de Polignac number, because 46390401 - 2¹³ = 46382209 is a prime.

It is a Harshad number since it is a multiple of its sum of digits (27).

It is not an unprimeable number, because it can be changed into a prime (46390403) by changing a digit.

It is a polite number, since it can be written in 35 ways as a sum of consecutive naturals, for example, 204250 + ... + 204476.

Almost surely, 2^46390401 is an apocalyptic number.

It is an amenable number.

46390401 is a deficient number, since it is larger than the sum of its proper divisors (25895631).

46390401 is an equidigital number, since it uses as much as digits as its factorization.

46390401 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 300 (or 259 counting only the distinct ones).

The product of its (nonzero) digits is 2592, while the sum is 27.

The square root of 46390401 is about 6811.0499190653. The cubic root of 46390401 is about 359.3155746076.

Adding to 46390401 its reverse (10409364), we get a palindrome (56799765).

The spelling of 46390401 in words is "forty-six million, three hundred ninety thousand, four hundred one".