1471440838 has 16 divisors (see below), whose sum is σ = 2523520800. Its totient is φ = 630354816.

The previous prime is 1471440833. The next prime is 1471440851. The reversal of 1471440838 is 8380441741.

It is a happy number.

It is a self number, because there is not a number n which added to its sum of digits gives 1471440838.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1471440833) 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, 15070 + ... + 56302.

It is an arithmetic number, because the mean of its divisors is an integer number (157720050).

Almost surely, 2^1471440838 is an apocalyptic number.

1471440838 is a deficient number, since it is larger than the sum of its proper divisors (1052079962).

1471440838 is a wasteful number, since it uses less digits than its factorization.

1471440838 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 43791.

The product of its (nonzero) digits is 86016, while the sum is 40.

The square root of 1471440838 is about 38359.3644107928. The cubic root of 1471440838 is about 1137.4027354422.

The spelling of 1471440838 in words is "one billion, four hundred seventy-one million, four hundred forty thousand, eight hundred thirty-eight".