1994460572 has 48 divisors (see below), whose sum is σ = 3857773920. Its totient is φ = 896410368.

The previous prime is 1994460551. The next prime is 1994460577. The reversal of 1994460572 is 2750644991.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1994460577) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 868658 + ... + 870950.

It is an arithmetic number, because the mean of its divisors is an integer number (80370290).

Almost surely, 2^1994460572 is an apocalyptic number.

It is an amenable number.

1994460572 is a deficient number, since it is larger than the sum of its proper divisors (1863313348).

1994460572 is a wasteful number, since it uses less digits than its factorization.

1994460572 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2742 (or 2740 counting only the distinct ones).

The product of its (nonzero) digits is 544320, while the sum is 47.

The square root of 1994460572 is about 44659.3839187242. The cubic root of 1994460572 is about 1258.7567673322.

The spelling of 1994460572 in words is "one billion, nine hundred ninety-four million, four hundred sixty thousand, five hundred seventy-two".