454663740 has 48 divisors (see below), whose sum is σ = 1316962080. Its totient is φ = 117062400.

The previous prime is 454663739. The next prime is 454663757. The reversal of 454663740 is 47366454.

It is a happy number.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 128911 + ... + 132390.

It is an arithmetic number, because the mean of its divisors is an integer number (27436710).

Almost surely, 2^454663740 is an apocalyptic number.

It is an amenable number.

454663740 is an abundant number, since it is smaller than the sum of its proper divisors (862298340).

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

454663740 is a wasteful number, since it uses less digits than its factorization.

454663740 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 261342 (or 261340 counting only the distinct ones).

The product of its (nonzero) digits is 241920, while the sum is 39.

The square root of 454663740 is about 21322.8454949146. The cubic root of 454663740 is about 768.9476488290.

It can be divided in two parts, 4546 and 63740, that added together give a palindrome (68286).

The spelling of 454663740 in words is "four hundred fifty-four million, six hundred sixty-three thousand, seven hundred forty".