47179490 has 16 divisors (see below), whose sum is σ = 85017600. Its totient is φ = 18850800.

The previous prime is 47179481. The next prime is 47179499. The reversal of 47179490 is 9497174.

It is a happy number.

It is an interprime number because it is at equal distance from previous prime (47179481) and next prime (47179499).

It is not an unprimeable number, because it can be changed into a prime (47179499) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 9461 + ... + 13559.

It is an arithmetic number, because the mean of its divisors is an integer number (5313600).

Almost surely, 2^47179490 is an apocalyptic number.

47179490 is a deficient number, since it is larger than the sum of its proper divisors (37838110).

47179490 is a wasteful number, since it uses less digits than its factorization.

47179490 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 5257.

The product of its (nonzero) digits is 63504, while the sum is 41.

The square root of 47179490 is about 6868.7327797782. The cubic root of 47179490 is about 361.3414203319.

The spelling of 47179490 in words is "forty-seven million, one hundred seventy-nine thousand, four hundred ninety".