1401049444 has 12 divisors (see below), whose sum is σ = 2455339068. Its totient is φ = 699524000.

The previous prime is 1401049411. The next prime is 1401049451. The reversal of 1401049444 is 4449401041.

It can be written as a sum of positive squares in 2 ways, for example, as 1322195044 + 78854400 = 36362^2 + 8880^2 .

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 247027 + ... + 252634.

It is an arithmetic number, because the mean of its divisors is an integer number (204611589).

Almost surely, 2^1401049444 is an apocalyptic number.

It is an amenable number.

1401049444 is a deficient number, since it is larger than the sum of its proper divisors (1054289624).

1401049444 is a wasteful number, since it uses less digits than its factorization.

1401049444 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 500366 (or 500364 counting only the distinct ones).

The product of its (nonzero) digits is 9216, while the sum is 31.

The square root of 1401049444 is about 37430.5950259944. The cubic root of 1401049444 is about 1118.9683964088.

The spelling of 1401049444 in words is "one billion, four hundred one million, forty-nine thousand, four hundred forty-four".