2457697248 has 48 divisors (see below), whose sum is σ = 7168286160. Its totient is φ = 819232128.

The previous prime is 2457697219. The next prime is 2457697261. The reversal of 2457697248 is 8427967542.

2457697248 is a `hidden beast` number, since 24 + 576 + 9 + 7 + 2 + 48 = 666.

It is a tau number, because it is divible by the number of its divisors (48).

It is a Smith number, since the sum of its digits (54) coincides with the sum of the digits of its prime factors.

It is a Harshad number since it is a multiple of its sum of digits (54).

It is a junction number, because it is equal to n+sod(n) for n = 2457697194 and 2457697203.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 1421415 + ... + 1423142.

It is an arithmetic number, because the mean of its divisors is an integer number (149339295).

Almost surely, 2^2457697248 is an apocalyptic number.

It is an amenable number.

2457697248 is an abundant number, since it is smaller than the sum of its proper divisors (4710588912).

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

2457697248 is a wasteful number, since it uses less digits than its factorization.

2457697248 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2844576 (or 2844562 counting only the distinct ones).

The product of its digits is 6773760, while the sum is 54.

The square root of 2457697248 is about 49575.1676547846. The cubic root of 2457697248 is about 1349.5100641916.

The spelling of 2457697248 in words is "two billion, four hundred fifty-seven million, six hundred ninety-seven thousand, two hundred forty-eight".