46490045 has 32 divisors (see below), whose sum is σ = 66597120. Its totient is φ = 30481920.

The previous prime is 46490039. The next prime is 46490047. The reversal of 46490045 is 54009464.

It is a happy number.

It is not a de Polignac number, because 46490045 - 2⁴ = 46490029 is a prime.

It is a super-2 number, since 2×46490045² = 4322648568204050, which contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 46489993 and 46490020.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (46490047) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 165305 + ... + 165585.

It is an arithmetic number, because the mean of its divisors is an integer number (2081160).

Almost surely, 2^46490045 is an apocalyptic number.

It is an amenable number.

46490045 is a deficient number, since it is larger than the sum of its proper divisors (20107075).

46490045 is a wasteful number, since it uses less digits than its factorization.

46490045 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 485.

The product of its (nonzero) digits is 17280, while the sum is 32.

The square root of 46490045 is about 6818.3608734065. The cubic root of 46490045 is about 359.5726539182.

It can be divided in two parts, 464 and 90045, that added together give a palindrome (90509).

The spelling of 46490045 in words is "forty-six million, four hundred ninety thousand, forty-five".