61492667 has 8 divisors (see below), whose sum is σ = 63591696. Its totient is φ = 59428512.

The previous prime is 61492663. The next prime is 61492687. The reversal of 61492667 is 76629416.

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

It is a cyclic number.

It is not a de Polignac number, because 61492667 - 2² = 61492663 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (61492663) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 5108 + ... + 12209.

It is an arithmetic number, because the mean of its divisors is an integer number (7948962).

Almost surely, 2^61492667 is an apocalyptic number.

61492667 is a gapful number since it is divisible by the number (67) formed by its first and last digit.

61492667 is a deficient number, since it is larger than the sum of its proper divisors (2099029).

61492667 is a wasteful number, since it uses less digits than its factorization.

61492667 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 17437.

The product of its digits is 108864, while the sum is 41.

The square root of 61492667 is about 7841.7260217378. The cubic root of 61492667 is about 394.7066496839.

The spelling of 61492667 in words is "sixty-one million, four hundred ninety-two thousand, six hundred sixty-seven".