61449495 has 8 divisors (see below), whose sum is σ = 98319216. Its totient is φ = 32773056.

The previous prime is 61449481. The next prime is 61449517. The reversal of 61449495 is 59494416.

It is a sphenic number, since it is the product of 3 distinct primes.

It is not a de Polignac number, because 61449495 - 2¹⁵ = 61416727 is a prime.

It is a super-3 number, since 3×61449495³ (a number of 24 digits) contains 333 as substring.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 2048302 + ... + 2048331.

It is an arithmetic number, because the mean of its divisors is an integer number (12289902).

Almost surely, 2^61449495 is an apocalyptic number.

61449495 is a deficient number, since it is larger than the sum of its proper divisors (36869721).

61449495 is a wasteful number, since it uses less digits than its factorization.

61449495 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4096641.

The product of its digits is 155520, while the sum is 42.

The square root of 61449495 is about 7838.9728281198. The cubic root of 61449495 is about 394.6142578282.

The spelling of 61449495 in words is "sixty-one million, four hundred forty-nine thousand, four hundred ninety-five".