47474000 has 80 divisors (see below), whose sum is σ = 131229696. Its totient is φ = 16272000.

The previous prime is 47473991. The next prime is 47474029. The reversal of 47474000 is 47474.

It is a tau number, because it is divible by the number of its divisors (80).

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 12305 + ... + 15695.

Almost surely, 2^47474000 is an apocalyptic number.

47474000 is a gapful number since it is divisible by the number (40) formed by its first and last digit.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 47474000, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (65614848).

47474000 is an abundant number, since it is smaller than the sum of its proper divisors (83755696).

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

47474000 is a wasteful number, since it uses less digits than its factorization.

47474000 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3421 (or 3405 counting only the distinct ones).

The product of its (nonzero) digits is 3136, while the sum is 26.

The square root of 47474000 is about 6890.1378796073. The cubic root of 47474000 is about 362.0917321937.

47474000 divided by its reverse (47474) gives a cube (1000 = 10³).

The spelling of 47474000 in words is "forty-seven million, four hundred seventy-four thousand".