46866638 has 24 divisors (see below), whose sum is σ = 88070472. Its totient is φ = 18540144.

The previous prime is 46866629. The next prime is 46866653. The reversal of 46866638 is 83666864.

It is a junction number, because it is equal to n+sod(n) for n = 46866592 and 46866601.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 17120 + ... + 19667.

It is an arithmetic number, because the mean of its divisors is an integer number (3669603).

Almost surely, 2^46866638 is an apocalyptic number.

46866638 is a deficient number, since it is larger than the sum of its proper divisors (41203834).

46866638 is a wasteful number, since it uses less digits than its factorization.

46866638 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 36816 (or 36809 counting only the distinct ones).

The product of its digits is 995328, while the sum is 47.

The square root of 46866638 is about 6845.9212674409. The cubic root of 46866638 is about 360.5409511402.

The spelling of 46866638 in words is "forty-six million, eight hundred sixty-six thousand, six hundred thirty-eight".