47406667 has 24 divisors (see below), whose sum is σ = 60566832. Its totient is φ = 36691200.

The previous prime is 47406649. The next prime is 47406679. The reversal of 47406667 is 76660474.

It is a de Polignac number, because none of the positive numbers 2^k-47406667 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (47406617) by changing a digit.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 151303 + ... + 151615.

It is an arithmetic number, because the mean of its divisors is an integer number (2523618).

Almost surely, 2^47406667 is an apocalyptic number.

47406667 is the 3443-rd decagonal number.

47406667 is a deficient number, since it is larger than the sum of its proper divisors (13160165).

47406667 is a wasteful number, since it uses less digits than its factorization.

47406667 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 619 (or 612 counting only the distinct ones).

The product of its (nonzero) digits is 169344, while the sum is 40.

The square root of 47406667 is about 6885.2499591518. The cubic root of 47406667 is about 361.9204647055.

The spelling of 47406667 in words is "forty-seven million, four hundred six thousand, six hundred sixty-seven".