53433405 has 16 divisors (see below), whose sum is σ = 94992960. Its totient is φ = 28497744.

The previous prime is 53433403. The next prime is 53433427. The reversal of 53433405 is 50433435.

It is a happy number.

It is not a de Polignac number, because 53433405 - 2¹ = 53433403 is a prime.

It is a Harshad number since it is a multiple of its sum of digits (27).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (53433403) 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, 197767 + ... + 198036.

It is an arithmetic number, because the mean of its divisors is an integer number (5937060).

Almost surely, 2^53433405 is an apocalyptic number.

It is an amenable number.

53433405 is a deficient number, since it is larger than the sum of its proper divisors (41559555).

53433405 is a wasteful number, since it uses less digits than its factorization.

53433405 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 395817 (or 395811 counting only the distinct ones).

The product of its (nonzero) digits is 10800, while the sum is 27.

The square root of 53433405 is about 7309.8156611504. The cubic root of 53433405 is about 376.6496920675.

The spelling of 53433405 in words is "fifty-three million, four hundred thirty-three thousand, four hundred five".