2354451928 has 32 divisors (see below), whose sum is σ = 4520854800. Its totient is φ = 1148934528.

The previous prime is 2354451919. The next prime is 2354451929. The reversal of 2354451928 is 8291544532.

It is a Harshad number since it is a multiple of its sum of digits (43).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2354451929) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 676978 + ... + 680446.

Almost surely, 2^2354451928 is an apocalyptic number.

It is an amenable number.

2354451928 is a deficient number, since it is larger than the sum of its proper divisors (2166402872).

2354451928 is a wasteful number, since it uses less digits than its factorization.

2354451928 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 5491 (or 5487 counting only the distinct ones).

The product of its digits is 345600, while the sum is 43.

The square root of 2354451928 is about 48522.6949787416. The cubic root of 2354451928 is about 1330.3419189882.

The spelling of 2354451928 in words is "two billion, three hundred fifty-four million, four hundred fifty-one thousand, nine hundred twenty-eight".