47145404 has 6 divisors (see below), whose sum is σ = 82504464. Its totient is φ = 23572700.

The previous prime is 47145401. The next prime is 47145407. The reversal of 47145404 is 40454174.

It is a happy number.

It is an interprime number because it is at equal distance from previous prime (47145401) and next prime (47145407).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (47145401) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 5893172 + ... + 5893179.

It is an arithmetic number, because the mean of its divisors is an integer number (13750744).

Almost surely, 2^47145404 is an apocalyptic number.

It is an amenable number.

47145404 is a deficient number, since it is larger than the sum of its proper divisors (35359060).

47145404 is a wasteful number, since it uses less digits than its factorization.

47145404 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 11786355 (or 11786353 counting only the distinct ones).

The product of its (nonzero) digits is 8960, while the sum is 29.

The square root of 47145404 is about 6866.2510877480. The cubic root of 47145404 is about 361.2543793246.

Adding to 47145404 its reverse (40454174), we get a palindrome (87599578).

The spelling of 47145404 in words is "forty-seven million, one hundred forty-five thousand, four hundred four".