46646644 has 12 divisors (see below), whose sum is σ = 89052768. Its totient is φ = 21203000.

The previous prime is 46646641. The next prime is 46646669. The reversal of 46646644 is 44664664.

It is a happy number.

It is a junction number, because it is equal to n+sod(n) for n = 46646597 and 46646606.

It is a congruent number.

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 3 ways as a sum of consecutive naturals, for example, 530032 + ... + 530119.

It is an arithmetic number, because the mean of its divisors is an integer number (7421064).

Almost surely, 2^46646644 is an apocalyptic number.

46646644 is a gapful number since it is divisible by the number (44) formed by its first and last digit.

It is an amenable number.

46646644 is a deficient number, since it is larger than the sum of its proper divisors (42406124).

46646644 is a wasteful number, since it uses less digits than its factorization.

46646644 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1060166 (or 1060164 counting only the distinct ones).

The product of its digits is 331776, while the sum is 40.

The square root of 46646644 is about 6829.8348442697. The cubic root of 46646644 is about 359.9759346053.

The spelling of 46646644 in words is "forty-six million, six hundred forty-six thousand, six hundred forty-four".