1790454252 has 12 divisors (see below), whose sum is σ = 4177726616. Its totient is φ = 596818080.

The previous prime is 1790454247. The next prime is 1790454257. The reversal of 1790454252 is 2524540971.

It is an interprime number because it is at equal distance from previous prime (1790454247) and next prime (1790454257).

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

It is a self number, because there is not a number n which added to its sum of digits gives 1790454252.

It is not an unprimeable number, because it can be changed into a prime (1790454257) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 74602249 + ... + 74602272.

Almost surely, 2^1790454252 is an apocalyptic number.

1790454252 is a gapful number since it is divisible by the number (12) formed by its first and last digit.

It is an amenable number.

1790454252 is an abundant number, since it is smaller than the sum of its proper divisors (2387272364).

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

1790454252 is a wasteful number, since it uses less digits than its factorization.

1790454252 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 149204528 (or 149204526 counting only the distinct ones).

The product of its (nonzero) digits is 100800, while the sum is 39.

The square root of 1790454252 is about 42313.7596060667. The cubic root of 1790454252 is about 1214.2862471153.

The spelling of 1790454252 in words is "one billion, seven hundred ninety million, four hundred fifty-four thousand, two hundred fifty-two".