612651132 has 36 divisors (see below), whose sum is σ = 1555313760. Its totient is φ = 203337792.

The previous prime is 612651131. The next prime is 612651133. The reversal of 612651132 is 231156216.

612651132 is a `hidden beast` number, since 6 + 1 + 2 + 651 + 1 + 3 + 2 = 666.

It is an interprime number because it is at equal distance from previous prime (612651131) and next prime (612651133).

It is a tau number, because it is divible by the number of its divisors (36).

It is a junction number, because it is equal to n+sod(n) for n = 612651096 and 612651105.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (612651131) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 28132 + ... + 44907.

It is an arithmetic number, because the mean of its divisors is an integer number (43203160).

Almost surely, 2^612651132 is an apocalyptic number.

It is an amenable number.

612651132 is an abundant number, since it is smaller than the sum of its proper divisors (942662628).

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

612651132 is a wasteful number, since it uses less digits than its factorization.

612651132 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 73282 (or 73277 counting only the distinct ones).

The product of its digits is 2160, while the sum is 27.

The square root of 612651132 is about 24751.7904806905. The cubic root of 612651132 is about 849.3194700607.

The spelling of 612651132 in words is "six hundred twelve million, six hundred fifty-one thousand, one hundred thirty-two".