47293444 has 12 divisors (see below), whose sum is σ = 90287568. Its totient is φ = 21497000.

The previous prime is 47293409. The next prime is 47293447. The reversal of 47293444 is 44439274.

It is a super-2 number, since 2×47293444² = 4473339690762272, which contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (47293447) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 537382 + ... + 537469.

It is an arithmetic number, because the mean of its divisors is an integer number (7523964).

Almost surely, 2^47293444 is an apocalyptic number.

47293444 is a gapful number since it is divisible by the number (44) formed by its first and last digit.

It is an amenable number.

47293444 is a deficient number, since it is larger than the sum of its proper divisors (42994124).

47293444 is a wasteful number, since it uses less digits than its factorization.

47293444 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1074866 (or 1074864 counting only the distinct ones).

The product of its digits is 96768, while the sum is 37.

The square root of 47293444 is about 6877.0229023902. The cubic root of 47293444 is about 361.6321059186.

The spelling of 47293444 in words is "forty-seven million, two hundred ninety-three thousand, four hundred forty-four".