1409401 has 8 divisors (see below), whose sum is σ = 1695680. Its totient is φ = 1144368.

The previous prime is 1409399. The next prime is 1409407. The reversal of 1409401 is 1049041.

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

It is a cyclic number.

It is not a de Polignac number, because 1409401 - 2¹ = 1409399 is a prime.

It is a super-2 number, since 2×1409401² = 3972822357602, which contains 22 as substring.

It is a Harshad number since it is a multiple of its sum of digits (19).

It is not an unprimeable number, because it can be changed into a prime (1409407) 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, 5166 + ... + 5431.

It is an arithmetic number, because the mean of its divisors is an integer number (211960).

2^1409401 is an apocalyptic number.

It is an amenable number.

1409401 is a deficient number, since it is larger than the sum of its proper divisors (286279).

1409401 is a wasteful number, since it uses less digits than its factorization.

1409401 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 10623.

The product of its (nonzero) digits is 144, while the sum is 19.

The square root of 1409401 is about 1187.1819574101. The cubic root of 1409401 is about 112.1187356862.

The spelling of 1409401 in words is "one million, four hundred nine thousand, four hundred one".