1457345626 has 8 divisors (see below), whose sum is σ = 2384747424. Its totient is φ = 662429820.

The previous prime is 1457345569. The next prime is 1457345629. The reversal of 1457345626 is 6265437541.

It is a sphenic number, since it is the product of 3 distinct primes.

It is not an unprimeable number, because it can be changed into a prime (1457345629) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 33121470 + ... + 33121513.

It is an arithmetic number, because the mean of its divisors is an integer number (298093428).

Almost surely, 2^1457345626 is an apocalyptic number.

1457345626 is a deficient number, since it is larger than the sum of its proper divisors (927401798).

1457345626 is a wasteful number, since it uses less digits than its factorization.

1457345626 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 66242996.

The product of its digits is 604800, while the sum is 43.

The square root of 1457345626 is about 38175.1964762462. The cubic root of 1457345626 is about 1133.7592776314.

The spelling of 1457345626 in words is "one billion, four hundred fifty-seven million, three hundred forty-five thousand, six hundred twenty-six".