54651738 has 32 divisors (see below), whose sum is σ = 112985856. Its totient is φ = 17610048.

The previous prime is 54651677. The next prime is 54651739. The reversal of 54651738 is 83715645.

It is a junction number, because it is equal to n+sod(n) for n = 54651696 and 54651705.

It is not an unprimeable number, because it can be changed into a prime (54651739) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 37695 + ... + 39117.

It is an arithmetic number, because the mean of its divisors is an integer number (3530808).

Almost surely, 2^54651738 is an apocalyptic number.

54651738 is an abundant number, since it is smaller than the sum of its proper divisors (58334118).

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

54651738 is a wasteful number, since it uses less digits than its factorization.

54651738 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1638.

The product of its digits is 100800, while the sum is 39.

The square root of 54651738 is about 7392.6813809334. The cubic root of 54651738 is about 379.4908647800.

The spelling of 54651738 in words is "fifty-four million, six hundred fifty-one thousand, seven hundred thirty-eight".