1457954340 has 48 divisors (see below), whose sum is σ = 4322408832. Its totient is φ = 365917696.

The previous prime is 1457954297. The next prime is 1457954353. The reversal of 1457954340 is 434597541.

It is a junction number, because it is equal to n+sod(n) for n = 1457954292 and 1457954301.

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, 713664 + ... + 715703.

It is an arithmetic number, because the mean of its divisors is an integer number (90050184).

Almost surely, 2^1457954340 is an apocalyptic number.

1457954340 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

1457954340 is an abundant number, since it is smaller than the sum of its proper divisors (2864454492).

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

1457954340 is a wasteful number, since it uses less digits than its factorization.

1457954340 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1429396 (or 1429394 counting only the distinct ones).

The product of its (nonzero) digits is 302400, while the sum is 42.

The square root of 1457954340 is about 38183.1682813252. The cubic root of 1457954340 is about 1133.9171077458.

The spelling of 1457954340 in words is "one billion, four hundred fifty-seven million, nine hundred fifty-four thousand, three hundred forty".