53377704 has 40 divisors (see below), whose sum is σ = 149508810. Its totient is φ = 17792352.

The previous prime is 53377703. The next prime is 53377711. The reversal of 53377704 is 40777335.

It can be written as a sum of positive squares in only one way, i.e., 27060804 + 26316900 = 5202^2 + 5130^2 .

It is a Harshad number since it is a multiple of its sum of digits (36).

It is not an unprimeable number, because it can be changed into a prime (53377703) by changing a digit.

It is a polite number, since it can be written in 9 ways as a sum of consecutive naturals, for example, 40539 + ... + 41834.

Almost surely, 2^53377704 is an apocalyptic number.

53377704 is a gapful number since it is divisible by the number (54) formed by its first and last digit.

It is an amenable number.

53377704 is an abundant number, since it is smaller than the sum of its proper divisors (96131106).

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

53377704 is a wasteful number, since it uses less digits than its factorization.

53377704 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 82391 (or 82378 counting only the distinct ones).

The product of its (nonzero) digits is 61740, while the sum is 36.

The square root of 53377704 is about 7306.0046537078. The cubic root of 53377704 is about 376.5187686077.

It can be divided in two parts, 5337 and 7704, that added together give a triangular number (13041 = T₁₆₁).

The spelling of 53377704 in words is "fifty-three million, three hundred seventy-seven thousand, seven hundred four".