54858739 has 8 divisors (see below), whose sum is σ = 59531472. Its totient is φ = 50250720.

The previous prime is 54858721. The next prime is 54858743. The reversal of 54858739 is 93785845.

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

It is not a de Polignac number, because 54858739 - 2⁵ = 54858707 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 54858692 and 54858701.

It is not an unprimeable number, because it can be changed into a prime (54855739) 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, 14404 + ... + 17809.

It is an arithmetic number, because the mean of its divisors is an integer number (7441434).

Almost surely, 2^54858739 is an apocalyptic number.

54858739 is a deficient number, since it is larger than the sum of its proper divisors (4672733).

54858739 is a wasteful number, since it uses less digits than its factorization.

54858739 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 32357.

The product of its digits is 1209600, while the sum is 49.

The square root of 54858739 is about 7406.6685493547. The cubic root of 54858739 is about 379.9693858070.

The spelling of 54858739 in words is "fifty-four million, eight hundred fifty-eight thousand, seven hundred thirty-nine".