1420426164 has 12 divisors (see below), whose sum is σ = 3314327744. Its totient is φ = 473475384.

The previous prime is 1420426141. The next prime is 1420426171. The reversal of 1420426164 is 4616240241.

It is a happy number.

It is a tau number, because it is divible by the number of its divisors (12).

It is a super-2 number, since 2×1420426164² = 4035220974751509792, which contains 22 as substring.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 59184412 + ... + 59184435.

Almost surely, 2^1420426164 is an apocalyptic number.

It is an amenable number.

1420426164 is an abundant number, since it is smaller than the sum of its proper divisors (1893901580).

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

1420426164 is a wasteful number, since it uses less digits than its factorization.

1420426164 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 118368854 (or 118368852 counting only the distinct ones).

The product of its (nonzero) digits is 9216, while the sum is 30.

The square root of 1420426164 is about 37688.5415477967. The cubic root of 1420426164 is about 1124.1032957250.

The spelling of 1420426164 in words is "one billion, four hundred twenty million, four hundred twenty-six thousand, one hundred sixty-four".