1472021694 has 256 divisors, whose sum is σ = 4128768000. Its totient is φ = 382112640.

The previous prime is 1472021671. The next prime is 1472021699. The reversal of 1472021694 is 4961202741.

It is a happy number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1472021699) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 127 ways as a sum of consecutive naturals, for example, 11590659 + ... + 11590785.

It is an arithmetic number, because the mean of its divisors is an integer number (16128000).

Almost surely, 2^1472021694 is an apocalyptic number.

It is a practical number, because each smaller number is the sum of distinct divisors of 1472021694, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (2064384000).

1472021694 is an abundant number, since it is smaller than the sum of its proper divisors (2656746306).

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

1472021694 is a wasteful number, since it uses less digits than its factorization.

1472021694 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 260 (or 254 counting only the distinct ones).

The product of its (nonzero) digits is 24192, while the sum is 36.

The square root of 1472021694 is about 38366.9349049413. The cubic root of 1472021694 is about 1137.5523802148.

The spelling of 1472021694 in words is "one billion, four hundred seventy-two million, twenty-one thousand, six hundred ninety-four".