1401035838 has 16 divisors (see below), whose sum is σ = 2802888576. Its totient is φ = 466875800.

The previous prime is 1401035837. The next prime is 1401035873. The reversal of 1401035838 is 8385301041.

It is a junction number, because it is equal to n+sod(n) for n = 1401035799 and 1401035808.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1401035837) 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, 10488 + ... + 53963.

It is an arithmetic number, because the mean of its divisors is an integer number (175180536).

Almost surely, 2^1401035838 is an apocalyptic number.

1401035838 is an abundant number, since it is smaller than the sum of its proper divisors (1401852738).

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

1401035838 is a wasteful number, since it uses less digits than its factorization.

1401035838 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 68079.

The product of its (nonzero) digits is 11520, while the sum is 33.

The square root of 1401035838 is about 37430.4132758376. The cubic root of 1401035838 is about 1118.9647741876.

Adding to 1401035838 its reverse (8385301041), we get a palindrome (9786336879).

The spelling of 1401035838 in words is "one billion, four hundred one million, thirty-five thousand, eight hundred thirty-eight".