54929669 has 8 divisors (see below), whose sum is σ = 58275288. Its totient is φ = 51596800.

The previous prime is 54929621. The next prime is 54929689. The reversal of 54929669 is 96692945.

It can be written as a sum of positive squares in 4 ways, for example, as 18809569 + 36120100 = 4337^2 + 6010^2 .

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 54929669 - 2¹² = 54925573 is a prime.

It is a super-2 number, since 2×54929669² = 6034537072899122, 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 (54929689) 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, 6569 + ... + 12369.

It is an arithmetic number, because the mean of its divisors is an integer number (7284411).

Almost surely, 2^54929669 is an apocalyptic number.

It is an amenable number.

54929669 is a deficient number, since it is larger than the sum of its proper divisors (3345619).

54929669 is a wasteful number, since it uses less digits than its factorization.

54929669 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 6375.

The product of its digits is 1049760, while the sum is 50.

The square root of 54929669 is about 7411.4552552114. The cubic root of 54929669 is about 380.1330766596.

The spelling of 54929669 in words is "fifty-four million, nine hundred twenty-nine thousand, six hundred sixty-nine".