61435628 has 6 divisors (see below), whose sum is σ = 107512356. Its totient is φ = 30717812.

The previous prime is 61435597. The next prime is 61435643. The reversal of 61435628 is 82653416.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 7679450 + ... + 7679457.

It is an arithmetic number, because the mean of its divisors is an integer number (17918726).

Almost surely, 2^61435628 is an apocalyptic number.

It is an amenable number.

61435628 is a deficient number, since it is larger than the sum of its proper divisors (46076728).

61435628 is a wasteful number, since it uses less digits than its factorization.

61435628 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 15358911 (or 15358909 counting only the distinct ones).

The product of its digits is 34560, while the sum is 35.

The square root of 61435628 is about 7838.0882873313. The cubic root of 61435628 is about 394.5845720535.

The spelling of 61435628 in words is "sixty-one million, four hundred thirty-five thousand, six hundred twenty-eight".