146354040 has 256 divisors, whose sum is σ = 566784000. Its totient is φ = 33312384.

The previous prime is 146354029. The next prime is 146354059. The reversal of 146354040 is 40453641.

It is a Harshad number since it is a multiple of its sum of digits (27).

It is a junction number, because it is equal to n+sod(n) for n = 146353995 and 146354013.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 63 ways as a sum of consecutive naturals, for example, 612241 + ... + 612479.

It is an arithmetic number, because the mean of its divisors is an integer number (2214000).

Almost surely, 2^146354040 is an apocalyptic number.

146354040 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 146354040, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (283392000).

146354040 is an abundant number, since it is smaller than the sum of its proper divisors (420429960).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

146354040 is an equidigital number, since it uses as much as digits as its factorization.

146354040 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 278 (or 256 counting only the distinct ones).

The product of its (nonzero) digits is 5760, while the sum is 27.

The square root of 146354040 is about 12097.6873823058. The cubic root of 146354040 is about 526.9890262445.

The spelling of 146354040 in words is "one hundred forty-six million, three hundred fifty-four thousand, forty".