654434077 has 8 divisors (see below), whose sum is σ = 726029280. Its totient is φ = 584855760.

The previous prime is 654434069. The next prime is 654434083. The reversal of 654434077 is 770434456.

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

It is a cyclic number.

It is not a de Polignac number, because 654434077 - 2³ = 654434069 is a prime.

It is a super-2 number, since 2×654434077² = 856567922277683858, which contains 22 as substring.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (654494077) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 503538 + ... + 504835.

It is an arithmetic number, because the mean of its divisors is an integer number (90753660).

Almost surely, 2^654434077 is an apocalyptic number.

It is an amenable number.

654434077 is a deficient number, since it is larger than the sum of its proper divisors (71595203).

654434077 is a wasteful number, since it uses less digits than its factorization.

654434077 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1008443.

The product of its (nonzero) digits is 282240, while the sum is 40.

The square root of 654434077 is about 25581.9091742583. The cubic root of 654434077 is about 868.2043719640.

The spelling of 654434077 in words is "six hundred fifty-four million, four hundred thirty-four thousand, seventy-seven".