47099628 has 18 divisors (see below), whose sum is σ = 119057484. Its totient is φ = 15699864.

The previous prime is 47099623. The next prime is 47099629. The reversal of 47099628 is 82699074.

It is a happy number.

It is a tau number, because it is divible by the number of its divisors (18).

It is not an unprimeable number, because it can be changed into a prime (47099621) by changing a digit.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 654126 + ... + 654197.

Almost surely, 2^47099628 is an apocalyptic number.

It is an amenable number.

47099628 is an abundant number, since it is smaller than the sum of its proper divisors (71957856).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

47099628 is a wasteful number, since it uses less digits than its factorization.

47099628 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1308333 (or 1308328 counting only the distinct ones).

The product of its (nonzero) digits is 217728, while the sum is 45.

The square root of 47099628 is about 6862.9168725841. The cubic root of 47099628 is about 361.1374210486.

The spelling of 47099628 in words is "forty-seven million, ninety-nine thousand, six hundred twenty-eight".