1426401102 has 64 divisors (see below), whose sum is σ = 3306723840. Its totient is φ = 401780736.

The previous prime is 1426401061. The next prime is 1426401103. The reversal of 1426401102 is 2011046241.

It is a happy number.

It is a Harshad number since it is a multiple of its sum of digits (21).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1426401103) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 1413174 + ... + 1414182.

It is an arithmetic number, because the mean of its divisors is an integer number (51667560).

Almost surely, 2^1426401102 is an apocalyptic number.

It is a practical number, because each smaller number is the sum of distinct divisors of 1426401102, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (1653361920).

1426401102 is an abundant number, since it is smaller than the sum of its proper divisors (1880322738).

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

1426401102 is a wasteful number, since it uses less digits than its factorization.

1426401102 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1465.

The product of its (nonzero) digits is 384, while the sum is 21.

The square root of 1426401102 is about 37767.7256662352. The cubic root of 1426401102 is about 1125.6772487091.

Adding to 1426401102 its reverse (2011046241), we get a palindrome (3437447343).

The spelling of 1426401102 in words is "one billion, four hundred twenty-six million, four hundred one thousand, one hundred two".