46646649 has 12 divisors (see below), whose sum is σ = 77004096. Its totient is φ = 26655192.

The previous prime is 46646641. The next prime is 46646669. The reversal of 46646649 is 94664664.

It is not a de Polignac number, because 46646649 - 2³ = 46646641 is a prime.

It is not an unprimeable number, because it can be changed into a prime (46646641) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 370149 + ... + 370274.

It is an arithmetic number, because the mean of its divisors is an integer number (6417008).

Almost surely, 2^46646649 is an apocalyptic number.

It is an amenable number.

46646649 is a deficient number, since it is larger than the sum of its proper divisors (30357447).

46646649 is a wasteful number, since it uses less digits than its factorization.

46646649 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 740436 (or 740433 counting only the distinct ones).

The product of its digits is 746496, while the sum is 45.

The square root of 46646649 is about 6829.8352103107. The cubic root of 46646649 is about 359.9759474671.

The spelling of 46646649 in words is "forty-six million, six hundred forty-six thousand, six hundred forty-nine".