275637652 has 6 divisors (see below), whose sum is σ = 482365898. Its totient is φ = 137818824.

The previous prime is 275637641. The next prime is 275637653. The reversal of 275637652 is 256736572.

It can be written as a sum of positive squares in only one way, i.e., 158911236 + 116726416 = 12606^2 + 10804^2 .

It is a super-2 number, since 2×275637652² = 151952230400146208, which contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 275637599 and 275637608.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (275637653) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 34454703 + ... + 34454710.

Almost surely, 2^275637652 is an apocalyptic number.

It is an amenable number.

275637652 is a deficient number, since it is larger than the sum of its proper divisors (206728246).

275637652 is a wasteful number, since it uses less digits than its factorization.

275637652 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 68909417 (or 68909415 counting only the distinct ones).

The product of its digits is 529200, while the sum is 43.

The square root of 275637652 is about 16602.3387509110. The cubic root of 275637652 is about 650.7979564966.

The spelling of 275637652 in words is "two hundred seventy-five million, six hundred thirty-seven thousand, six hundred fifty-two".