61925398 has 4 divisors (see below), whose sum is σ = 92888100. Its totient is φ = 30962698.

The previous prime is 61925333. The next prime is 61925477. The reversal of 61925398 is 89352916.

It is a happy number.

It is a semiprime because it is the product of two primes.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 15481348 + ... + 15481351.

It is an arithmetic number, because the mean of its divisors is an integer number (23222025).

Almost surely, 2^61925398 is an apocalyptic number.

61925398 is a deficient number, since it is larger than the sum of its proper divisors (30962702).

61925398 is a wasteful number, since it uses less digits than its factorization.

61925398 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 30962701.

The product of its digits is 116640, while the sum is 43.

The square root of 61925398 is about 7869.2692163885. The cubic root of 61925398 is about 395.6303517549.

The spelling of 61925398 in words is "sixty-one million, nine hundred twenty-five thousand, three hundred ninety-eight".