52403554 has 32 divisors (see below), whose sum is σ = 95527296. Its totient is φ = 21047040.

The previous prime is 52403513. The next prime is 52403557. The reversal of 52403554 is 45530425.

It is a super-2 number, since 2×52403554² = 5492264943661832, which contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (52403557) 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, 99937 + ... + 100459.

It is an arithmetic number, because the mean of its divisors is an integer number (2985228).

Almost surely, 2^52403554 is an apocalyptic number.

52403554 is a deficient number, since it is larger than the sum of its proper divisors (43123742).

52403554 is a wasteful number, since it uses less digits than its factorization.

52403554 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 970.

The product of its (nonzero) digits is 12000, while the sum is 28.

The square root of 52403554 is about 7239.0299073840. The cubic root of 52403554 is about 374.2141861783.

Adding to 52403554 its reverse (45530425), we get a palindrome (97933979).

The spelling of 52403554 in words is "fifty-two million, four hundred three thousand, five hundred fifty-four".