1654542 has 24 divisors (see below), whose sum is σ = 3796416. Its totient is φ = 518976.

The previous prime is 1654531. The next prime is 1654547. The reversal of 1654542 is 2454561.

1654542 is a `hidden beast` number, since 1 + 654 + 5 + 4 + 2 = 666.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1654547) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 2398 + ... + 3009.

It is an arithmetic number, because the mean of its divisors is an integer number (158184).

2^1654542 is an apocalyptic number.

1654542 is an abundant number, since it is smaller than the sum of its proper divisors (2141874).

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

1654542 is a wasteful number, since it uses less digits than its factorization.

1654542 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 5432 (or 5429 counting only the distinct ones).

The product of its digits is 4800, while the sum is 27.

The square root of 1654542 is about 1286.2900139549. The cubic root of 1654542 is about 118.2749024935.

The spelling of 1654542 in words is "one million, six hundred fifty-four thousand, five hundred forty-two".