1376401 has 8 divisors (see below), whose sum is σ = 1491840. Its totient is φ = 1262352.

The previous prime is 1376393. The next prime is 1376407. The reversal of 1376401 is 1046731.

It is a sphenic number, since it is the product of 3 distinct primes.

It is not a de Polignac number, because 1376401 - 2³ = 1376393 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (1376407) 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, 2886 + ... + 3328.

It is an arithmetic number, because the mean of its divisors is an integer number (186480).

2^1376401 is an apocalyptic number.

It is an amenable number.

1376401 is a deficient number, since it is larger than the sum of its proper divisors (115439).

1376401 is a wasteful number, since it uses less digits than its factorization.

1376401 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 695.

The product of its (nonzero) digits is 504, while the sum is 22.

The square root of 1376401 is about 1173.2011762694. The cubic root of 1376401 is about 111.2367589341.

It can be divided in two parts, 137640 and 1, that added together give a square (137641 = 371²).

The spelling of 1376401 in words is "one million, three hundred seventy-six thousand, four hundred one".