1426410 has 48 divisors (see below), whose sum is σ = 3852576. Its totient is φ = 379728.

The previous prime is 1426393. The next prime is 1426427. The reversal of 1426410 is 146241.

Added to its reverse (146241) it gives a triangular number (1572651 = T₁₇₇₃).

It is an interprime number because it is at equal distance from previous prime (1426393) and next prime (1426427).

It is a Harshad number since it is a multiple of its sum of digits (18).

It is an unprimeable number.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 2137 + ... + 2723.

It is an arithmetic number, because the mean of its divisors is an integer number (80262).

2^1426410 is an apocalyptic number.

1426410 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is a practical number, because each smaller number is the sum of distinct divisors of 1426410, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (1926288).

1426410 is an abundant number, since it is smaller than the sum of its proper divisors (2426166).

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

1426410 is an equidigital number, since it uses as much as digits as its factorization.

1426410 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 609 (or 597 counting only the distinct ones).

The product of its (nonzero) digits is 192, while the sum is 18.

The square root of 1426410 is about 1194.3240766224. The cubic root of 1426410 is about 112.5679589391.

Adding to 1426410 its reverse (146241), we get a triangular number (1572651 = T₁₇₇₃).

The spelling of 1426410 in words is "one million, four hundred twenty-six thousand, four hundred ten".