1426171164 has 96 divisors (see below), whose sum is σ = 3768387840. Its totient is φ = 416328640.

The previous prime is 1426171147. The next prime is 1426171169. The reversal of 1426171164 is 4611716241.

It is a super-2 number, since 2×1426171164² = 4067928378050229792, which contains 22 as substring.

It is a Harshad number since it is a multiple of its sum of digits (33).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1426171169) 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, 3219127 + ... + 3219569.

It is an arithmetic number, because the mean of its divisors is an integer number (39254040).

Almost surely, 2^1426171164 is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 1426171164, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (1884193920).

1426171164 is an abundant number, since it is smaller than the sum of its proper divisors (2342216676).

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

1426171164 is a wasteful number, since it uses less digits than its factorization.

1426171164 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 548 (or 488 counting only the distinct ones).

The product of its digits is 8064, while the sum is 33.

The square root of 1426171164 is about 37764.6814364957. The cubic root of 1426171164 is about 1125.6167585042.

The spelling of 1426171164 in words is "one billion, four hundred twenty-six million, one hundred seventy-one thousand, one hundred sixty-four".