51436077 has 32 divisors (see below), whose sum is σ = 86344704. Its totient is φ = 26457600.

The previous prime is 51436069. The next prime is 51436079. The reversal of 51436077 is 77063415.

It is not a de Polignac number, because 51436077 - 2³ = 51436069 is a prime.

It is a Harshad number since it is a multiple of its sum of digits (33).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (51436079) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 23677 + ... + 25757.

It is an arithmetic number, because the mean of its divisors is an integer number (2698272).

Almost surely, 2^51436077 is an apocalyptic number.

It is an amenable number.

51436077 is a deficient number, since it is larger than the sum of its proper divisors (34908627).

51436077 is a wasteful number, since it uses less digits than its factorization.

51436077 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2209.

The product of its (nonzero) digits is 17640, while the sum is 33.

The square root of 51436077 is about 7171.8949378808. The cubic root of 51436077 is about 371.8969465380.

The spelling of 51436077 in words is "fifty-one million, four hundred thirty-six thousand, seventy-seven".