1457744434 has 8 divisors (see below), whose sum is σ = 2257152768. Its totient is φ = 705360180.

The previous prime is 1457744423. The next prime is 1457744437. The reversal of 1457744434 is 4344477541.

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

It is a super-3 number, since 3×1457744434³ (a number of 28 digits) contains 333 as substring.

It is not an unprimeable number, because it can be changed into a prime (1457744437) 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, 11755942 + ... + 11756065.

It is an arithmetic number, because the mean of its divisors is an integer number (282144096).

Almost surely, 2^1457744434 is an apocalyptic number.

1457744434 is a deficient number, since it is larger than the sum of its proper divisors (799408334).

1457744434 is a wasteful number, since it uses less digits than its factorization.

1457744434 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 23512040.

The product of its digits is 752640, while the sum is 43.

The square root of 1457744434 is about 38180.4195105292. The cubic root of 1457744434 is about 1133.8626873337.

The spelling of 1457744434 in words is "one billion, four hundred fifty-seven million, seven hundred forty-four thousand, four hundred thirty-four".