954478557 has 6 divisors (see below), whose sum is σ = 1378691262. Its totient is φ = 636319032.

The previous prime is 954478543. The next prime is 954478559. The reversal of 954478557 is 755874459.

It can be written as a sum of positive squares in only one way, i.e., 954253881 + 224676 = 30891^2 + 474^2 .

It is not a de Polignac number, because 954478557 - 2⁶ = 954478493 is a prime.

It is a super-2 number, since 2×954478557² = 1822058631545604498, which contains 22 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (954478559) by changing a digit.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 53026578 + ... + 53026595.

It is an arithmetic number, because the mean of its divisors is an integer number (229781877).

Almost surely, 2^954478557 is an apocalyptic number.

It is an amenable number.

954478557 is a deficient number, since it is larger than the sum of its proper divisors (424212705).

954478557 is a wasteful number, since it uses less digits than its factorization.

954478557 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 106053179 (or 106053176 counting only the distinct ones).

The product of its digits is 7056000, while the sum is 54.

The square root of 954478557 is about 30894.6363791516. The cubic root of 954478557 is about 984.5899353850.

The spelling of 954478557 in words is "nine hundred fifty-four million, four hundred seventy-eight thousand, five hundred fifty-seven".