46491645 has 8 divisors (see below), whose sum is σ = 74386656. Its totient is φ = 24795536.

The previous prime is 46491637. The next prime is 46491649. The reversal of 46491645 is 54619464.

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 46491645 - 2³ = 46491637 is a prime.

It is a super-2 number, since 2×46491645² = 4322946109612050, which contains 22 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (46491649) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 1549707 + ... + 1549736.

It is an arithmetic number, because the mean of its divisors is an integer number (9298332).

Almost surely, 2^46491645 is an apocalyptic number.

It is an amenable number.

46491645 is a deficient number, since it is larger than the sum of its proper divisors (27895011).

46491645 is a wasteful number, since it uses less digits than its factorization.

46491645 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3099451.

The product of its digits is 103680, while the sum is 39.

The square root of 46491645 is about 6818.4782026490. The cubic root of 46491645 is about 359.5767788848.

The spelling of 46491645 in words is "forty-six million, four hundred ninety-one thousand, six hundred forty-five".