61498588 has 24 divisors (see below), whose sum is σ = 117037872. Its totient is φ = 28157184.

The previous prime is 61498583. The next prime is 61498609. The reversal of 61498588 is 88589416.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (61498583) 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, 9706 + ... + 14737.

It is an arithmetic number, because the mean of its divisors is an integer number (4876578).

Almost surely, 2^61498588 is an apocalyptic number.

61498588 is a gapful number since it is divisible by the number (68) formed by its first and last digit.

It is an amenable number.

61498588 is a deficient number, since it is larger than the sum of its proper divisors (55539284).

61498588 is a wasteful number, since it uses less digits than its factorization.

61498588 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 24501 (or 24499 counting only the distinct ones).

The product of its digits is 552960, while the sum is 49.

The square root of 61498588 is about 7842.1035443304. The cubic root of 61498588 is about 394.7193177692.

The spelling of 61498588 in words is "sixty-one million, four hundred ninety-eight thousand, five hundred eighty-eight".