1426155 has 16 divisors (see below), whose sum is σ = 2356224. Its totient is φ = 735840.

The previous prime is 1426153. The next prime is 1426157. The reversal of 1426155 is 5516241.

It is an interprime number because it is at equal distance from previous prime (1426153) and next prime (1426157).

It is not a de Polignac number, because 1426155 - 2¹ = 1426153 is a prime.

It is not an unprimeable number, because it can be changed into a prime (1426151) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 1069 + ... + 1998.

It is an arithmetic number, because the mean of its divisors is an integer number (147264).

2^1426155 is an apocalyptic number.

1426155 is a gapful number since it is divisible by the number (15) formed by its first and last digit.

1426155 is a deficient number, since it is larger than the sum of its proper divisors (930069).

1426155 is a wasteful number, since it uses less digits than its factorization.

1426155 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3106.

The product of its digits is 1200, while the sum is 24.

The square root of 1426155 is about 1194.2173169068. The cubic root of 1426155 is about 112.5612505967.

The spelling of 1426155 in words is "one million, four hundred twenty-six thousand, one hundred fifty-five".